Lezhnina L, Morova N, Domracheva S. "UNIVERSITY OF THE THIRD AGE" AS A FORM OF SENIOR CITIZENS’ LIFELONG EDUCATION. SIE [Internet]. 2018 May 25 [cited 2024 Nov. 22];3:324-32. Available from: https://journals.ru.lv/index.php/SIE/article/view/3413