SUSHENTSEVA, Liliya. Economic content of a category "Professional mobility". Professional Pedagogics, Kyiv, n. 4, p. 35–41, 2012. DOI: 10.32835/2223-5752.2012.4.35-41. Disponível em: https://jrnls.ivet.edu.ua/1/article/view/418. Acesso em: 11 aug. 2026.