[1]
A. L. Hakim, M. B. . Fajri, and E. N. . Faizah, “Customer Relationship Management (CRM) Training in Increasing Business Sales During the Covid-19 Pandemic: Customer Relationship Management (CRM) Training in Increasing Business Sales During the Covid-19 Pandemic”, IJCS, vol. 1, no. 2, pp. 208–213, Aug. 2021.