On longest circuits in certain non-regular planar graphs
On lower bounds of the density of Delone sets and holes in sequences of sphere packings.
On mappings preserving a family of star bodies.
On maximal ot-subsets of the Euclidean plane.
On minimum area quadrilaterals and triangles circumscribed about convex plane regions.
On minimum kissing numbers of finite translative packings of a convex body.
On mixed sphere packings.
On monotone minimal cuscos
On Multiple Space Subdivisions by Zonotopes.
On Nash theorem
On new isoperimetric inequalities and symmetrization.
On non-inscribable polytopes
On optimal route planning evading cubes in the three space.
On order and metric convexities in
On packing of squares into a rectangle
On packing spheres into containers.
On parametric density of finite circle packings.
On perfect 4-polytopes.
On periodic homeomorphisms of spheres.
On point classification in convex sets.