Ручкин, И. В., Л. Ю. Яковлев, and Е. Е. Чупандина. “Some Features of Certain antibiotics’ Consumption in Hospital and Retail Segments of Voronezh Pharmaceutical Market”. Modern Economics: Problems and Solutions, Vol. 7, May 2015, pp. 171-6, https://journals.vsu.ru/meps/article/view/5377.