ZabaturinaI., SigalovS., and UgolnovaL. “Schooling in Russia: State Statistics and Data from the Monitoring of the Economics of Education”. Voprosy obrazovaniya / Educational Studies Moscow, no. 2 (October 21, 2013): 204-235. Accessed December 1, 2024. https://vo.hse.ru/article/view/15249.