Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_1999__7_4_a3, author = {Calda, Emil}, title = {Kombinace nejen s nesousedn{\'\i}mi \v{c}leny}, journal = {U\v{c}itel matematiky}, pages = {215--219}, publisher = {mathdoc}, volume = {07}, number = {4}, year = {1999}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_1999__7_4_a3/} }
Calda, Emil. Kombinace nejen s nesousedními členy. Učitel matematiky, Tome 07 (1999) no. 4, pp. 215-219. http://geodesic.mathdoc.fr/item/UM_1999__7_4_a3/