Мандрик ЯІ. CONTRIBUTION OF IVANO-FRANKIVS’K INSTITUTE OF OIL AND GAS (IFING) TO THE PERSONNEL TRAINING FOR OF OIL AND GAS COMPLEX OF UKRAINE (1967-1994). idea [Internet]. 2019 Jun. 19 [cited 2025 Dec. 11];(3(23):285-98. Available from: https://pvntsh.nung.edu.ua/index.php/idea/article/view/673