WCISŁO, D., BŁASIAK, W., ANDRZEJEWSKA, M., GODLEWSKA, M., ROSIEK, R., ROżEK, B., SAJKA, M., STOLIŃSKA, A., & PĘCZKOWSKI, P. (2014). Differences in solving physics problems by the beginners and experts. Journal of Education, Technology and Computer Science, 10(2), 361–367. Retrieved from https://journals.ur.edu.pl/jetacomps/article/view/6619