Cimsit, Inna. “Criterial Device of Studying the Forming State of Partnership Relations Between Teenagers in Secondary Education Environment ”. Journal of Vasyl Stefanyk Precarpathian National University 8, no. 1 (April 1, 2021): 193–204. Accessed June 12, 2024. https://scijournals.pnu.edu.ua/index.php/jpnu/article/view/4983.