Skvortsova, Svetlana, and Maryna Haran. 2018. “The Multimedia Presentation of a Lecture As the Means of Perception, Comprehension, and Memorisation of Educational Information by Students”. International Journal of Research in E-Learning 4 (2):79-105. https://trrest.vot.pl/ojsus/index.php/IJREL/article/view/8355.