Chaos and nonlinear dynamics,
Nonlinear Days in Urbino, Urbino, Italy, 2022.

Topologically based machine learning methods,
New Directions in Natural Sciences: Complexity, Machine Learning and Algorithms, Salzburg, Austria, 2020.

S1-Bott functions on manifolds,
Morse Theory and its Applications, Kiev, Ukraine, 2019.

Vicentiu Rădulescu: Some key facts about his life and professional career,
Recent Advances in Nonlinear Analysis, Levico Terme, Italy, 2018.

Nonlinear problems on the Sierpiński gasket,
Recent Trends in Nonlinear Phenomena, Messina, Italy, 2017.

Nonlinear problems on the Sierpiński gasket,
Nonlinear Days in Urbino, Urbino, Italy, 2017.

On a class of critical fractional Schrödinger equations with bounded potentials,
Recent Trends in Nonlinear Phenomena, Perugia, Italy, 2016.

Nontrivial solutions of superlinear nonlocal problems,
Nonlinear Days in Urbino, Urbino, Italy, 2016.

New results on embeddings of Cantor sets and their applications to topology of 3-manifolds,
Geometry Colloquium, Trieste, Italy, 2016.

Geometric topology of wild Cantor sets,
Glances at Manifolds, Cracow, Poland, 2015.

Variational analysis on fractals,
Recent Trends on Nonlinear Phenomena, Reggio Calabria, Italy, 2014.

Variational analysis on the Sierpinski gasket,
Nonlinear Analysis and Applications to Economics, Craiova, Romania, 2014.

Knot theory and physics,
Christmas Physics Symposium, Maribor, Slovenia, 2012.

On the generalized R.L. Moore problem,
Stefan Banach International Conference, Lvov, Ukraine, 2012.

Topological properties of Busemann G-spaces,
Geometry Meeting dedicated to the centenary of A.D. Alexandrov, St. Petersburg, Russia, 2012.

A two-parameter control for contractive-like multivalued mappings,
Fixed Point Theory and Its Applications, Cluj-Napoca, Romania, 2012.

New results on codimension one manifold factors,
Geometric Topology, European Congress of Mathematics, Cracow, Poland, 2012.

Wild Cantor sets: New results, conjectures and questions,
Geometry in Odessa, Odessa, Ukraine, 2012.

How to Improve Fundamental Research in Developing Countries:
UNESCO Diploma Program in Mathematics and Physics at ICTP,
Out of the Box Conference, Maribor, Slovenia, 2012.

The Bing-Borsuk and the Busemann Conjectures,
Geometry Days in Novosibirsk, Novosibirsk, Russia, 2011.

Combined effects in the study of nonlinear elliptic problems,
Nonlinear Operators, Differential Equations and Applications, Cluj-Napoca, Romania, 2011.

Chaotic examples in low-dimensional topology,
Chaos Through Nonlinear Dynamics, Maribor, Slovenia, 2011.

The Busemann Conjecture and related problems,
Geometry in Odessa, Odessa, Ukraine, 2011.

Dimension theory and physics,
Christmas Physics Symposium, Maribor, Slovenia, 2010.

Non-linear mappings preserving at least one eigenvalue,
Functional Analysis, Lvov, Ukraine, 2010.

Chaotic phenomena in geometric topology,
Japan-Slovenia Seminar on Nonlinear Science, and Waseda AICS
Symposium on Nonlinear and Nonequilibrium Phenomena in Complex Systems, Tokyo, Japan, 2010.

Homogeneity and manifold recognition problems,
Algebra meets Topology: Advances and Applications, Barcelona, Spain, 2010.

The Bing-Borsuk and the Busemann Conjectures,
Computational and Geometric Topology, Bertinoro, Italy, 2010.

Topology of Busemann G-spaces,
Ukrainian Mathematical Congress, Kiev, Ukraine, 2009.

Topology and chaos,
Chaos Through Nonlinear Dynamics, Maribor, Slovenia, 2008.

The Bing-Borsuk and the Busemann Conjectures,
Fourth Croatian Mathematical Congress, Osijek, Croatia, 2008.

Sequentiality and countability in selection theorems (workshop course lectures),
Advances in Set-Theoretic Topology, Erice, Italy, 2008.

The Bing-Borsuk and the Busemann Conjectures,
Analysis and Topology, Lvov, Ukraine, 2008.

Wild Cantor sets: New results, conjectures and questions,
Topology and Its Applications, Kyoto, Japan, 2007.

On Bing-Whitehead Cantor sets,
Geometric Topology, Dubrovnik, Croatia, 2007.

Wild embeddings of Cantor sets into 3-manifolds,
Mathematics in the Modern World, Novosibirsk, Russia, 2007.

Characterization of smooth manifolds by smooth homogeneity,
Differential Geometry and Its Applications, Cluj-Napoca, Romania, 2007.

Wild Cantor sets defined by Bing and Whitehead links,
Special Session on Invariants of Links and 3-Manifolds,
Amer. Math. Soc. – Polish Math. Soc. Joint Meeting, Warsaw, Poland, 2007.

The Poincaré Conjecture: The history, the proof, and the aftermath,
Japan-Slovenia Seminar, Maribor, Slovenia, 2007.

On Bing-Whitehead Cantor sets,
General Topology and Its Applications, Bressanone, Italy, 2007.

New results about wild Cantor sets,
Geometric Topology, Beijing, China, 2007.

On characterization of smooth submanifolds,
Andrzej Jankowski Memorial Lecture Mini-Conference, Gdansk, Poland, 2007.

New results, conjectures and questions about wild Cantor sets,
Prague Topological Symposium, Prague, Czech Republic, 2006.

Embeddability of cones and suspensions,
Topology and Its Applications, Aegion, Greece, 2006.

Constructions of nonstandard Cantor sets in the 3-space,
Geometric and General Topology Worskhop, North Bay, Ontario, Canada, 2006.

New results on geometric topology of continua,
Current Developments in Geometric Topology, Barrett Lectures,
University of Tennessee, Knoxville, Tennessee, 2006.

New results on geometric topology of continua,
International Congress of the Austrian Mathematical Society and the Annual Conference of the German
National Mathematical Society Mathematics, Klagenfurt, Austria, 2005.

Homogeneous spaces in the DIFF, LIP and TOP categories,
Geometry and Applications, Belgrade, Serbia and Montenegro, 2005.

Rigidity in R3,
Special Session on Geometric Topology and Group Theory, Joint Amer. Math. Soc.,
Deutsche Math.-Verein. and Österreich. Math. Gesell. Meeting, Mainz, Germany, 2005.

A new construction of simply connected noncontractible cell-like continua,
Special Session on Topology of Continua, Amer. Math. Soc. Meeting, Lubbock, Texas, 2005.

Rigidity in R3,
Cascade Topology Seminar, Corvallis, Oregon, 2004.

Nonstandard embeddings of the Cantor set,
Topology and Analysis in Applications, Durban, South Africa, 2004.

On topological versions of the Helly theorem,
Topology and its Applications, Cape Town, South Africa, 2004.

Uncountably many inequivalent Lipschitz homogeneous Cantor sets,
Special Session on Geometric Topology in Honor of John Bryant, Amer. Math. Soc. Meeting,
Tallahassee, Florida, 2004.

Homology 3-manifolds,
Exotic Homology Manifolds, Oberwolfach, Germany, 2003.

The history of the recognition problem for topological manifolds,
Aleksandrov Topology Conference, Moscow, Russsia, 2003.

Resolutions of 2-polyhedra and nonstandard regular neighborhoods of PL embedded codimension < 3 polyhedra,
Special Session on Homotopy Theory and Geometric Topology, Amer. Math. Soc. Meeting, Orlando, Florida, 2002.

Cellular resolutions of polyhedra,
Geometric Topology, Dubrovnik, Croatia, 2002.

The history of the Hilbet-Smith conjecture,
The Hilbert-Smith Conjecture, Istanbul, Turkey, 2002.

Cellular resolutions of polyhedra and their applications in geometric topology,
Topology and Its Applications, Matsue, Japan, 2002.

Codimension two PL embeddings of spheres with nonstandard regular neighborhoods,
Special Session on Low Dimensional Topology, Joint Mathematics Meeting, San Diego, California, 2002.

A survey of geometric topology of polyhedra,
Prague Topological Symposium, Prague, Czech Republic, 2001.

On the Bestvina-Edwards problem,
General Topology and Its Applications, Bressanone, Italy, 2001.

On some recent results from geometric topology related to convex geometry,
Convex Geometry, Oberwolfach, Germany, 2001.

On special 2-polyhedra and fake surfaces,
Special Session on Topology of 3-Manifolds, Amer. Math. Soc. Reg. Meeting, New York, New York, 2000.

Geometric topology of low-dimensional generalized manifolds,
Topology and Its Applications, Istanbul, Turkey, 2000.

Geometry of Banach-Mazur compacta,
Oesterreichische Mathematische Gesellschaft Minikolloquium, Technische Universität, Vienna, Austria, 2000.

Topology of 2-polyhedra in 3-manifolds,
Knots in Washington, Washington, D. C., 2000.

An interesting application of classical topology in real analysis,
Topology and Set Theory, London, Great Britain, 2000.

On nerves of fine coverings,
General Topology and Its Applications, Trieste, Italy, 1999.

Topology of cell-like mappings and their applications,
Schauder Symposium, Torun, Poland, 1999.

Theory of general position for mappings of compacta in Euclidean space,
Topology and Its Applications, Yokohama, Japan, 1999.

On Lie group Lipschitz actions on Riemannian manifolds,
100 Years After Sophus Lie, Leipzig, Germany, 1999.

Kletochnopodobnye otobrazheniya i ih primeneniya v geometricheskoj topologii,
Aleksandrov Topology Conference, Moscow, Russia, 1999.

Detecting singularities in generalized 3-manifolds,
Geometric Topology, Dubrovnik, Croatia, 1998.

On determination of knot space homeomorphism types by their spines,
Solitons, Geometry and Topology: On the Crossroads, Moscow, Russsia,1998.

Detecting submanifolds of Euclidean spaces by means of homogeneity,
Geometric Topology, Osaka, Japan, 1998.

On the Banach-Mazur compacta,
General Topology, Kyoto, Japan, 1998.

On Milyutin mappings,
Differential Inclusions and Optimal Control, Warsaw, Poland, 1997.

Chogoshvili conjecture: Past and present,
Cascade Topology Seminar, Corvallis, Oregon, 1997.

Four-manifolds with surface fundamental groups,
Four-Manifolds, Berkeley, California, 1997.

On the equivalent spines problem,
Special Session on Geometric Topology, Amer. Math. Soc. Meeting, Chattanooga, Tennessee, 1996.

Theory of smooth homogeneity of compacta in Rn and the Hilbert-Smith Conjecture,
Differential Geometry, Budapest, Hungary, 1996.

On detection of 3-manifolds among ANR homology manifolds by means of general position properties,
Low Dimensional Topology, Levico, Italy, 1996.

The Hilbert-Smith conjecture and the theory of homogeneous compacta in Rn,
Borsuk and Kuratowski Session, Warsaw, Poland, 1996.

On the Hilbert-Smith conjecture,
Special Session on Geometric Topology, Amer. Math. Soc. Meeting, Greensboro, North Carolina, 1995.

A survey of recent results in geometric dimension theory,
International Topology Conference, Kiev, Ukraine, 1995.

Cainian compacta and their role in the 4-dimensional cell-like mapping problem,
Set-Theoretic Topology and Its Applications, Matsuyama, Japan, 1994.

Geometric dimension theory: A survey,
Topology and Geometry, Zhanjiang, China, 1994.

Compacta in Rn which are smoothly ambiently homogeneous,
Controlled Topology and The Characterization of Manifolds, Knoxville,Tennessee, 1994.

A survey of recent results in geometric and cohomological dimension theory and its applications,
Colloquium on Topology, Szekszard, Hungary, 1993.

The recognition problem for topological manifolds,
Topology and Geometry, Hanoi, Vietnam, 1993.

An alternative proof of the Armentrout cellular approximation theorem,
Topology and Its Applications, Kiev, Ukraine, 1992.

The problem of detection of topological 3-manifolds among topological spaces,
Slowenisch-Oesterreichischer Mathematikertreffen, Graz, Austria, 1992.

Cohomological dimension with respect to perfect groups,
Cohomological Dimension Theory, Knoxville, 1992.

Topology of 4-manifolds,
Mathematical Physics and Geometry, Trieste, Italy, 1991.

Detection of low dimensional manifolds,
Topology and Geometry of Manifolds, Bologna, Italy, 1990.

Detection of topological manifolds of low dimensions among topological spaces,
General Topology and Geometric Topology, Tsukuba, Japan, 1990.

Cell-like mappings and applications,
Geometric Topology, Osaka, Japan, 1990.

Stabil’nost peresechenii kompaktov v evklidovom prostranstve,
Conference on Topology, Moscow, USSR, 1990.

Kletochno-podobnye otobrazheniya na 4-mernyh mnogoobraziyah,
Conference on Topology, Moscow, USSR, 1990.

A geometric criterion for finite dimensionality of homology 4-manifolds,
Soviet-Japanese Symposium on Dimension Theory and Related Topics, Habarovsk, USSR, 1989.

Applications cell-like sur des varietes de dimension 4,
Colloque Topologie de Dimension Trois, Marseille, France, 1989.

Topology of cell-like mappings,
Differential Geometry and Topology, Cala Gonone, Italy, 1988.

Regular neighborhoods of homotopically PL embedded compacta in 3-manifolds,
Low-Dimensional Topology, Oberwolfach, Germany, 1985.

A disjoint disks property for 3-manifolds,
Semester in Topology, Stefan Banach International Mathematical Centre,Warsaw, Poland, 1984.

Topology of generalized 3-manifolds, I. and II.
Semester in Topology, Stefan Banach International Mathematical Centre,Warsaw, Poland, 1984.

Resolving acyclic images of nonorientable three-manifolds,
Topologie Tagung, Oberwolfach, Germany, 1983.

Topology of generalized three-manifolds with zero-dimensional singular set,
Topologie Tagung, Oberwolfach, Germany, 1981.