Irina V. Baranova, Alexander A. Muradov Designing a Sustainable Development Strategy Based on Clientele Management for a High-Tech Enterprise // Russian Journal of Innovation Economics. — 2015. — Vol. 3. — № 2. — p. 20-27. — doi: 10.18334/inec.3.2.428
Anastasiya Babushkina Loyalty Programs: Theory and Practice // Russian Journal of Entrepreneurship. — 2010. — № 7-2 (163). — p. 94-98. — URL: http://bgscience.ru/com/lib/2354
