Besstremyannaya, Galina, and Yulia Kuznetsova. β€œThe Analysis of Technical Efficiency of Russian Retail Companies in 2019–2023”. Applied Econometrics 82, no. 2 (February 15, 2026): 26–46. Accessed November 7, 2026. https://applied-econometrics.owebs.ru/article/view/19944.