@article{105694, author = {Jaroslav Je\v zek}, title = {EDZ-varieties: The Schreier property and epimorphisms onto}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {017}, year = {1976}, pages = {281-290}, zbl = {0335.08002}, mrnumber = {0409317}, language = {en}, url = {http://dml.mathdoc.fr/item/105694} }
Ježek, Jaroslav. EDZ-varieties: The Schreier property and epimorphisms onto. Commentationes Mathematicae Universitatis Carolinae, Tome 017 (1976) pp. 281-290. http://gdmltest.u-ga.fr/item/105694/
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