Kaipanov Nursultan Maratovich. “Assessing the Impact of Current Business Practices on Value-Added Value Propositions”. American Journal of Language, Literacy and Learning in STEM Education (2993-2769) 1, no. 7 (September 21, 2023): 91–93. Accessed December 22, 2024. http://grnjournal.us/index.php/STEM/article/view/764.