ЛАПЫГИН, Юрий Николаевич. Dynamics of the market of educational services in the region. Scientific Notes. Vladimir Branch, [S. l.], v. 8, n. 2, p. 34–40, 2019. Disponível em: https://vladimir-uz.owebs.ru/article/view/16140. Acesso em: 8 nov. 2026.