共 67 条
- [1] Ayalew Firew, 2015, World Health Popul, V16, P62
- [2] Beheiri L.A., 2018, IOSR Journal of Business and Management (IOSR-JBM), V20, P20
- [3] Boguslavsky T., 2021, Master's thesis
- [4] Boshoff A., 1998, South African Journal of Economic and Management Sciences, NS 1, V1, P73, DOI [10.4102/sajems.v1i1.1869, DOI 10.4102/SAJEMS.V1I1.1869]