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@article{AUCMP_1977__18_2_a4, author = {Ferst, P. and Sla\v{c}\'alek, P.}, title = {On autogenerating systems}, journal = {Acta Universitatis Carolinae. Mathematica et Physica}, pages = {35--42}, publisher = {mathdoc}, volume = {18}, number = {2}, year = {1977}, mrnumber = {0476897}, zbl = {0398.20078}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AUCMP_1977__18_2_a4/} }
Ferst, P.; Slačálek, P. On autogenerating systems. Acta Universitatis Carolinae. Mathematica et Physica, Tome 18 (1977) no. 2, pp. 35-42. http://geodesic.mathdoc.fr/item/AUCMP_1977__18_2_a4/