1. L. Yu. Lavrova, “On the issue of creating innovative products at catering enterprises of the Ural region” in V International scientific and practical conference “Innovative technologies in the field of food, service and trade” (USUE, Yekaterinburg, 2018), pp. 139–145.
2. E. L. Bortsova and N. G. Rakultseva, Economics and Entrepreneurship 7(36), pp. 594–597 (2013).
3. E. L. Bortsova, L. Yu. Lavrova and N. G. Rakultseva, Engineering Bulletin of the Don 4(27), p. 64 (2013).
4. Изучение зависимости между системой ценности потребителя и качеством пищевой продукции
5. N. I. Pryanichnikova, T. V. Mazhaeva and E. L. Bortsova, MediAl 1(19), pp. 424–425 (2017).