Pyvovar, Y., A. Detiuk, O. Mykolenko, O. Zapototska, et O. Lapka. Legal Support of the System of State Control in the Process of Educational Governmental Order. Amazonia Investiga, Vol. 8, nᵒ 20, June 2019, p. 166-79, https://amazoniainvestiga.info/index.php/amazonia/article/view/76.