DEMIR, Necati. PETROGLYPHS AS A SOURCE OF URAL-ALTAIC PEOPLE’S LANGUAGE, HISTORY AND CULTURE. ФИЛКО / FILKO, [S.l.], v. 1, p. 155-161, jan. 2017. Available at: <http://js.ugd.edu.mk/index.php/fe/article/view/1623>. Date accessed: 23 aug. 2019.