S.ANurgaliyevа, Zeynolla S.Zh., Galiyeva A.N, y Espolova G.K. 2018. «On the Issue of Modernization of the System of Professional Development of Teachers of High Schools of Kazakhstan». Opción 34 (85), 308-26. https://produccioncientificaluz.org/index.php/opcion/article/view/23526.