TY JOUR TI MATHEMATICAL MODEL OF THE PROCESS OF USING CAARRYING AND LIFTING MACHINES AT THE CONSTRUCTION SITE KW carrying and lifting machines KW site for construction KW mathematical model KW losses and costs KW minimization of losses JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Magomadov, R.. AU Dorokhov, A.. PY 2016 IS PB Astrakhan State Technical University