Гутак ОВ, Семенцов ГН. ANALYSIS OF CONNECTIONS OF INDEXES OF EFFICIENCY OF PROCESS OF THE BORING DRILLING ON PRINCIPLES OF APPROACH OF THE SYSTEMS. ogpe [Internet]. 2009 Nov. 18 [cited 2024 Nov. 21];(2(11):94-9. Available from: https://nge.nung.edu.ua/index.php/nge/article/view/227