Makeeva, O.V. and Foliadova, E.V. 2019. Formative Assessment of Future Teachers’ Cognitive Activity In The Process of Solving Problems Within Math Courses. Russian Digital Libraries Journal. 22, 6 (Dec. 2019), 644-654. DOI:https://doi.org/10.26907/1562-5419-2019-22-6-644-654.