On the Morphology of Polytoped in Rd. - Peter Engel 002 (Workshop on Computational Geometry, 1991)

The enumeration of four-dimensional polytopes. - Peter Engel 002 (Discret. Math., 1991)

An Example of a Non-simplicialL-type Domain. - Peter Engel 002; Viatcheslav P. Grishukhin (Eur. J. Comb., 2001)

There are Exactly 222 L-types of Primitive Five-dimensional Lattices. - Peter Engel 002; Viatcheslav P. Grishukhin (Eur. J. Comb., 2002)