Timofeyev В. Л., & Agafonova Н. М. (2015). Spatial Humanities and Geometric Interpretation of the Studying Process for a Student During the Semester. Vestnik IzhGTU Imeni M.T. Kalashnikova, 18(2), 124–127. Retrieved from https://izdat.istu.ru/index.php/vestnik/article/view/2046