Vaganova, Olga, Irina Vinnikova, Ludmila Sundeeva, Maxim Kutepov, and Alena Popkova. 2020. “Development of Professional-Pedagogical Focus of a Teacher in Vocational Training”. Amazonia Investiga 9 (25), 350-55. https://amazoniainvestiga.info/index.php/amazonia/article/view/1079.