Van Thu, Ngo. “Absorption Rate As a System Risk Measurement Tool: Evidence from the Viet Nam Stock Market”. Science & Technology Development Journal: Economics- Law & Management 3, no. 1 (May 3, 2019): 13-27. Accessed April 20, 2024. http://stdjelm.scienceandtechnology.com.vn/index.php/stdjelm/article/view/536.