REDUCING COST OF PRODUCTION AND PROVISION OF TIME OF WORKING OUT OF MANUFACTURE OF EQUIPMENT, WHEN CONDUCTING A DEGRADING PURCHASE OF ELEMENT BASE, FOR EQUIPMENT FOR EQUIPMENT Article Tarasov D.V., Chistov A.S., Kormilitsina O.N. Экономика и бизнес: теория и практика. Общество с ограниченной ответственностью Капитал. 2017. P. 231-233