Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1975__25_4_a4, author = {Zelinka, Bohdan}, title = {Intersection {Graphs} of {Semilattices}}, journal = {Mathematica slovaca}, pages = {345--350}, publisher = {mathdoc}, volume = {25}, number = {4}, year = {1975}, mrnumber = {0427185}, zbl = {0326.06005}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1975__25_4_a4/} }
Zelinka, Bohdan. Intersection Graphs of Semilattices. Mathematica slovaca, Tome 25 (1975) no. 4, pp. 345-350. http://geodesic.mathdoc.fr/item/MASLO_1975__25_4_a4/