TY JOUR TI IMPROVEMENT OF METHODOLOGICAL SUPPORT OF INTERNAL CONTROL OF THE ENTERPRISE MANAGEMENT SYSTEM KW : internal control KW management system KW working document of internal control KW management decisions JO Vestnik of Kazan State Agrarian University AU Klychova, G.S. AU Zakirova, A.R. AU Dyatlova, A.F. AU Valiev, A.R. AU Nigmatullina, N.N. PY 2023 IS 18 PB Kazan state agrarian University