Chaban, N., I. Rybitskyi, M. Karpash, and V. Myndiuk. “APPROBATION AND ANALYSIS OF EXPERIMENTAL RESEARCHES’S RESULTS OF THE EXTENDED METHOD OF PHYSICAL-MECHANICAL CHARACTERISTICS STEELS’S CONTROL”. Prospecting and Development of Oil and Gas Fields, no. 4(69) (April 8, 2019): 37-49. Accessed June 16, 2019. http://rrngr.nung.edu.ua/index.php/rrngr/article/view/696.