Чигур, Л. Я. (2011) “INFORMATION MODEL OF PDF TYPE DRILL BITS TECHNICAL CONDITION CONTROL AND B-CRITERION OF DECISION MAKING”, Oil and Gas Power Engineering, (1(14), pp. 85–90. Available at: https://nge.nung.edu.ua/index.php/nge/article/view/168 (Accessed: 29 April 2024).