Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1989__30_1_a17, author = {Ml\v{c}ek, Josef}, title = {Combinatoric properties of classes in {AST}}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {141--154}, publisher = {mathdoc}, volume = {30}, number = {1}, year = {1989}, mrnumber = {995713}, zbl = {0683.03035}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1989__30_1_a17/} }
Mlček, Josef. Combinatoric properties of classes in AST. Commentationes Mathematicae Universitatis Carolinae, Tome 30 (1989) no. 1, pp. 141-154. http://geodesic.mathdoc.fr/item/CMUC_1989__30_1_a17/