С Ъ Д Ъ Р Ж А Н И Е MGU
3 CONTENTS Anastasova Y Technologies for ensuring data quality and security in industrial information systems 5 Mitev V Management of the quantity and quality of the reserves and resources of ore deposits 9 Ivanova D Digitalisation of the industry as a key to risk reduction at a mining enterprise 15 Popovic G D Mihajlovic Prioritisation of criteria important for ore transport system