TY JOUR TI THE RATIONALE FOR THE USE OF THE PROCESS APPROACH FOR RISK MANAGEMENT OF DRILLING COMPANIES KW fuel and energy complex KW oil companies KW business processes KW risk JO Vestnik of Astrakhan State Technical University. Series: Economics AU Chesnokova, S.. AU Kurbatova, Y.. PY 2015 IS 2015 PB Astrakhan State Technical University