Challenging Mathematics by "archimedes" Ðorđe Kadijević; Bogoljub Marinković — 2006 The Teaching of Mathematics
How Successful is Mathematics Education in Serbia According to the Timss 2003 Primary Results and What Should be Done to Improve it? Đorđe Kadijević; Bogoljub Marinković; Petar Brkić — 2004 The Teaching of Mathematics