Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_2011__19_3_a3, author = {Hrub\'y, Dag}, title = {Kru\v{z}nice v {Gaussov\v{e}} rovin\v{e}}, journal = {U\v{c}itel matematiky}, pages = {157--162}, publisher = {mathdoc}, volume = {19}, number = {3}, year = {2011}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_2011__19_3_a3/} }
Hrubý, Dag. Kružnice v Gaussově rovině. Učitel matematiky, Tome 19 (2011) no. 3, pp. 157-162. http://geodesic.mathdoc.fr/item/UM_2011__19_3_a3/