Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMJ_1998__48_4_a17, author = {Ganguly, D. K. and Majumdar, M.}, title = {Some results on projection of planar sets}, journal = {Czechoslovak Mathematical Journal}, pages = {815--820}, publisher = {mathdoc}, volume = {48}, number = {4}, year = {1998}, mrnumber = {1658206}, zbl = {0953.28001}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMJ_1998__48_4_a17/} }
Ganguly, D. K.; Majumdar, M. Some results on projection of planar sets. Czechoslovak Mathematical Journal, Tome 48 (1998) no. 4, pp. 815-820. http://geodesic.mathdoc.fr/item/CMJ_1998__48_4_a17/