URN:NBN:SI:doc-DCMCZCKA2012Hutchinson, Joan P.documents/casopisje/ars-mathematica-contemporanea/16273497a.pdfdocuments/doc/D/URN_NBN_SI_doc-DCMCZCKA_001.pdfdocuments/doc/D/URN_NBN_SI_doc-DCMCZCKA_001.txt15articlestr. 175-188162734971855-3966URN:NBN:SI:doc-DCMCZCKAengDruštvo matematikov, fizikov in astronomov SlovenijeArs mathematica contemporaneaBYbarvanje grafovcoloring extendabilitygraph list-coloringgraph theoryouterplanar graphsseznamsko barvanjeteorija grafov