Mirzaev Abdullajon Topilovich. “ECONOMIC EVALUATION OF MULTIPLICATIVE EFFICIENCY ON THE BASIS OF GENERALIZED INDICATORS OF RESOURCE COMPONENTS IN TOURIST RECREATION ACTIVITIES”. European Journal of Research Development and Sustainability, vol. 2, no. 6, June 2021, pp. 107-14, https://scholarzest.com/index.php/ejrds/article/view/1004.