URN:NBN:SI:doc-PGBAUQ981977Repovš, Dušandocuments/doc/P/URN_NBN_SI_doc-PGBAUQ98_001.pdfdocuments/doc/P/URN_NBN_SI_doc-PGBAUQ98_001.txt44articlestr. 2490351-66524957017URN:NBN:SI:doc-PGBAUQ98slvDruštvo matematikov, fizikov in astronomov SlovenijePresekInCelementarna matematikamatematikarekreacijska matematika