Afanas’eva, Tetyana, Yuliya Chemodurova, Olga Bayer, and Olga Beregova. “Psychological and Pedagogical Basic of Development of Readiness Pedagogical Staff to Professional Certification”. ScienceRise: Pedagogical Education, no. 10 (18) (October 31, 2017): 48–51. Accessed August 17, 2024. https://journals.uran.ua/sr_edu/article/view/113466.