Pambuk, S. ., I. . Ustenko, and M. . Mardar. “MARKETING SUBSTANTIATION, ORGANIZATIONAL AND ECONOMIC CHARACTERISTICS OF SMALL BUSINESS IN THE PROVISION OF HOTEL SERVICES”. Financial and Credit Activity: Problems of Theory and Practice, vol. 4, no. 39, Sept. 2021, pp. 439-50, doi:10.18371/fcaptp.v4i39.241412.