Гутак ОВ. ANALYSIS OF MULTICOLINEARITY OF CRITERIA OF OPTIMALITY OF PROCESS OF THE BORING DRILLING OF OIL AND GAS MINING HOLES THE CHISELS OF TYPE OF PDC. ogpe [Internet]. 2010 Mar. 4 [cited 2024 Apr. 28];(1(12):98-101. Available from: https://nge.nung.edu.ua/index.php/nge/article/view/120