@ARTICLE {, title = {Poznámka o kubických rovniciach}, author = {Doboš, Jozef}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2012}, volume = {41}, number = {2}, pages = {1--5}, issn = {1335-4981}, abstract = {The article is devoted to one interesting assignment about the roots of a cubic equation.}, }