Circle Packings and Polyhedral Surfaces.
Coating by cubes.
Compact packings in the Euclidean space
Constructing subsets of a given packing index in Abelian groups
Convex Polyhedra With Triangular Faces and Cone Triangulation
Correction to the paper: Packing of 180 equal circles on a sphere. Elemente der Mathematik. Vol. 38, 1983, 119-122.
Covering a plane convex body with five smaller homothetical copies
Covering a Square by Small Perimeter Rectangles.
Covering a three-dimensional convex body by smaller homothetic copies.
Covering abelian groups with cyclic subsets.
Covering belt bodies by smaller homothetical copies.
Covering large balls with convex sets in spherical space.
Covering space with convex bodies
Covering the Plane with Convex Polygons.
Covering the sphere with 11 equal circles.
Covering the unit cube by equal balls.
Cylinder and horoball packing in hyperbolic space.