APA:
Székely, László (2008). An optimality criterion for the crossing number.
Ars mathematica contemporanea, volume 1, issue 1, str. 32-37.
URN:NBN:SI:DOC-0W9JGQEL from http://www.dlib.si
MLA:
Székely, László. "An optimality criterion for the crossing number."
Ars mathematica contemporanea volume 1. issue 1 (2008) str. 32-37.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-0W9JGQEL>