Наталья, В. У., and Г. Г. Яна, “PRIORITY DIRECTIONS OF ADVANCE OF SERVICES OF THE FITNESS CENTER IN THE MARKET OF THE LARGE CITY”, Власть и публичное управление, Management Issues, 38/2 (2019), 231-42, https://doi.org/10.22394/2304-3369-2019-2-231-242.