CODREANU, Sergiu. “TRAINING OF INITIAL PROFESSIONAL COMPETENCE OF CHEMISTRY STUDENTS THROUGH ECOLOGICAL RESEARCH”. Acta et Commentationes Sciences of Education 14, no. 3 (July 3, 2019): 69-77. Accessed October 16, 2024. https://revistaust.upsc.md/index.php/acta_educatie/article/view/252.