Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1997__47_2_a4, author = {Leytem, Charles}, title = {Pseudo-Petrie operators on {Gr\"unbaum} polyhedra}, journal = {Mathematica slovaca}, pages = {175--188}, publisher = {mathdoc}, volume = {47}, number = {2}, year = {1997}, mrnumber = {1476866}, zbl = {1023.52002}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1997__47_2_a4/} }
Leytem, Charles. Pseudo-Petrie operators on Grünbaum polyhedra. Mathematica slovaca, Tome 47 (1997) no. 2, pp. 175-188. http://geodesic.mathdoc.fr/item/MASLO_1997__47_2_a4/