@article{GDZPPN002037025, title = {Puzzles and polytope isomorphisms.}, journal = {Aequationes mathematicae}, volume = {33}, year = {1987}, pages = {287-297}, zbl = {0634.52005}, url = {http://dml.mathdoc.fr/item/GDZPPN002037025} }
Blind, Roswitha; Mani-Levitska, P. Puzzles and polytope isomorphisms.. Aequationes mathematicae, Tome 33 (1987) pp. 287-297. http://gdmltest.u-ga.fr/item/GDZPPN002037025/