Sklyarov, Alexander. «STUDYING THE INSTRUCTIVE AND CONCERT ETUDES AS THE BASIS OF FORMING STUDENTS’ TECHNICAL SKILLS IN THE PIANO CLASS». ScienceRise, no. 1 (февраль 28, 2020): 47-51. просмотрено декабрь 30, 2020. http://journal.eu-jr.eu/sciencerise/article/view/1269.