@article{106715, author = {Josef Ml\v cek}, title = {Combinatoric properties of classes in AST}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {030}, year = {1989}, pages = {141-154}, zbl = {0683.03035}, mrnumber = {995713}, language = {en}, url = {http://dml.mathdoc.fr/item/106715} }
Mlček, Josef. Combinatoric properties of classes in AST. Commentationes Mathematicae Universitatis Carolinae, Tome 030 (1989) pp. 141-154. http://gdmltest.u-ga.fr/item/106715/
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