Derkach Irina Alexandrovna. Complex of economic-mathematical models of operation of business on the basis of the conception of the leverage : к.е.н. : spec.. 08.03.02 - Економіко-математичне моделювання : presented. 2005-10-24; popup.evolution: .; Kiev National Economic University. – , 0405U004429.

Updated: 2026-11-07