Valentin Nikonorov, Viktor Tyutyukin Trade and its elements, system approach // Russian Journal of Entrepreneurship. — 2015. — Vol. 16. — № 22. — p. 4119-4126. — doi: 10.18334/rp.16.22.2084
Oksana Karashchuk, Artyom Chibirev Promising directions in the development of own merchandise flow system in trade organizations // Russian Journal of Retail Management. — 2015. — Vol. 2. — № 1. — p. 31-40. — doi: 10.18334/tezh.2.1.464
Oleg Bolychev Assessment of buyers visits of Kaliningrad region trade objects of different sizes // Russian Journal of Entrepreneurship. — 2009. — № 5-2 (135). — p. 175-179. — URL: http://bgscience.ru/com/lib/1776
