О.О. Zakharkin, L.L. Hrytsenko, L.S. Zakharkina, & Iu.O. Myroshnychenko. (2021). COMPARATIVE ANALYSIS OF RETURN AND VOLATILITY OF THE KAZAKH AND UKRAINIAN STOCK MARKET SUBJECT TO THE INVESTMENT TIME HORIZON1. «Вестник НАН РК», (3), 133–138. извлечено от http://189185.vm7pq.group/bulletin-science/article/view/2099 (Original work published 12 июнь 2021 г.)