BOKAL, Drago, FIJAVŽ, Gašper and WOOD, David Richard, 2008, The minor crossing number of graphs with an excluded minor. The Electronic journal of combinatorics [online]. 2008. Vol. 15, no. 1, p. 1–13. [Accessed 31 March 2025]. Retrieved from: https://dk.um.si/IzpisGradiva.php?lang=eng&id=49376