Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{ARM_1990__26_1_a0, author = {Taskovi\'c, Milan R.}, title = {Edge theorem for finite partially ordered sets}, journal = {Archivum mathematicum}, pages = {1--5}, publisher = {mathdoc}, volume = {26}, number = {1}, year = {1990}, mrnumber = {1188068}, zbl = {0727.06005}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ARM_1990__26_1_a0/} }
Tasković, Milan R. Edge theorem for finite partially ordered sets. Archivum mathematicum, Tome 26 (1990) no. 1, pp. 1-5. http://geodesic.mathdoc.fr/item/ARM_1990__26_1_a0/