@ARTICLE{
author={Vukobratovic Ruzica,Takaci Djurdjica B,Milanovic Ivana},
year={2013},
title={Acquiring the Concept/Concepts of Function through Programmed Instruction in a Computer Classroom},
journal={CROATIAN JOURNAL OF EDUCATION-HRVATSKI CASOPIS ZA ODGOJ I OBRAZOVANJE},
volume={15},
number={4},
pages={1121-1147},
document_type={Article},
} 

@ARTICLE{
author={Milanovic Ivana,Vukobratovic Ruzica,Raicevic Vidak N},
year={2012},
title={Mathematical Modelling of the Effect of Temperature on the Rate of a Chemical Reaction},
journal={CROATIAN JOURNAL OF EDUCATION-HRVATSKI CASOPIS ZA ODGOJ I OBRAZOVANJE},
volume={14},
number={4},
pages={681-709},
document_type={Article},
}