БЕРЕСТЕЦЬКА, Н. В. New approaches towards organization of independent work of personnel of the State Border Guard Service of Ukraine. Pedagogy of Higher and Secondary Education, Kryvyi Rih, Ukraine, v. 36, p. 50–57, 2012. DOI: 10.31812/educdim.v36i0.3387. Disponível em: https://journal.kdpu.edu.ua/ped/article/view/3387. Acesso em: 23 nov. 2024.