Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{UM_1998__6_3_a2, author = {Calda, Emil}, title = {Je\v{s}t\v{e} jednou o v\v{e}\v{z}ov\'ych polynomech}, journal = {U\v{c}itel matematiky}, pages = {146--152}, publisher = {mathdoc}, volume = {06}, number = {3}, year = {1998}, language = {cz}, url = {http://geodesic.mathdoc.fr/item/UM_1998__6_3_a2/} }
Calda, Emil. Ještě jednou o věžových polynomech. Učitel matematiky, Tome 06 (1998) no. 3, pp. 146-152. http://geodesic.mathdoc.fr/item/UM_1998__6_3_a2/