URN:NBN:SI:doc-XXB0E9Q71989Lokar, Matijadocuments/doc/X/URN_NBN_SI_doc-XXB0E9Q7_001.pdfdocuments/doc/X/URN_NBN_SI_doc-XXB0E9Q7_001.txt172articlestr. 128-1300351-66524978265URN:NBN:SI:doc-XXB0E9Q7slvDruštvo matematikov, fizikov in astronomov SlovenijePresekInCgamesigrematematikamathematicsrecreational mathematicsrekreacijska matematika