О.О. Zakharkin; L.L. HRYTSENKO; L.S. ZAKHARKINA; IU.O. MYROSHNYCHENKO. COMPARATIVE ANALYSIS OF RETURN AND VOLATILITY OF THE KAZAKH AND UKRAINIAN STOCK MARKET SUBJECT TO THE INVESTMENT TIME HORIZON1. «Вестник НАН РК», [S. l.], n. 3, p. 133–138, 2021. Disponível em: https://journals.nauka-nanrk.kz/bulletin-science/article/view/2099. Acesso em: 7 апр. 2025.