Balasanyan G. TO THE PROBLEM OF STUDYING THE SKILLS AND SKILLS OF SELF-SERVICE IN CHILDREN WITH SEVERE DEGREE OF MENTAL DEFECT IN A SPECIALIZED CHILDREN’S HOUSE. Educ-21st-Century [Internet]. 2023 Jan. 4 [cited 2024 Nov. 21];8(2):140-8. Available from: https://journals.ysu.am/index.php/Educ-21st-Century/article/view/9020