Summer School "Math Department: Preface" — HSE, Moscow, Russia; August 21-30, 2019 (in Russian)
Lecture: Little Fermat's Theorem (in Russian)
Summer School "Contemporary Mathematics - XVIII" — Dubna, Russia; July 19-30, 2018 (in Russian)
Course: Periodic and aperiodic tilings (in Russian)
Slides-1 (in Russian)
Problems-1 (in Russian)
Slides-2 (in Russian)
Problems-2 (in Russian)
Slides-3 (in Russian)
Problems-3 (in Russian)
Slides-4 (in Russian)
Winter School "Combinatorics and Algorithms" - VIII — Sudislavl, Russia; February 13-20, 2016 (in Russian)
Course: Tilings and Tesselations (in Russian)
Slides-1 (in Russian)
Problems-1 (in Russian)
Course-1 (in Russian)
Slides-2 (in Russian)
Problems-2 (in Russian)
Slides-3 (in Russian)
Summer School "Combinatorics and Algorithms" - VII — Sudislavl, Russia; August 17-29, 2014 (in Russian)
Course: Tilings and tesselations (in Russian)
Problems-1 (in Russian)
Problems-2 (in Russian)
Summer School "Combinatorics and Algorithms" - VI — Sudislavl, Russia; August 17-29, 2013 (in Russian)
Course: Introduction to combinatorics (with Boris Bychkov, in Russian)
Course-1 (in Russian)
Problems-1 (in Russian)
Answers/Comments-1 (in Russian)
Course-2 (in Russian)
Problems-2 (in Russian)
Answers/Comments-2 (in Russian)
Course-3 (in Russian)
Problems-3 (in Russian)
Answers/Comments-3 (in Russian)
Course-4 (in Russian)
Summer School "Combinatorial Mathematics and Theory of Algorithms" - V — Sudislavl, Russia; August 16-28, 2012 (in Russian)
Course: Learning basics (in Russian)
Course-1 (in Russian)
Problems-1 (in Russian)
Answers/Comments-1 (in Russian)
Course-2 (in Russian)
Problems-2 (in Russian)
Answers/Comments-2 (in Russian)
Course-3 (in Russian)
Problems-3 (in Russian)
Answers/Comments-3 (in Russian)
Course-4 (in Russian)
Problems-4 (in Russian)
Answers/Comments-4 (in Russian)
Summer School "Contemporary Mathematics - X" — Dubna, Russia; July 18-29, 2010 (in Russian)
Course: Polygons and circles on lattices and aperiodic tilings (in Russian)
Problems-1 (in Russian)
Summer School "Contemporary Mathematics - VII" — Dubna, Russia; July 19-30, 2007 (in Russian)
Course: Lobachevski geometry, Fuchsian groups, Teichmüller space (with Alexander Bufetov, in Russian)