URN:NBN:SI:doc-DJGGS7CT1980Milošević, Dragoljubdocuments/doc/D/URN_NBN_SI_doc-DJGGS7CT_001.pdfdocuments/doc/D/URN_NBN_SI_doc-DJGGS7CT_001.txt47articlestr. 224-2250351-66528770393URN:NBN:SI:doc-DJGGS7CTslvDruštvo matematikov, fizikov in astronomov SlovenijePresekInCareageometrijageometrymatematikamathematicsoctagonosemkotnikploščina