TY JOUR TI INFORMATION SUPPORT OF OPERATIONAL MANAGEMENT BY THE TELECOMMUNICATION COMPANY KW semantic model KW hierarchy of purposes KW business process KW matrix of resources JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Girnova, A.. AU Shurshev, V.. PY 2014 IS 2014 PB Astrakhan State Technical University