1.
Hakim Nasution I, Helmiah F, . S. Design of Internet Provider E-CRM System on CV. Ahyein Pratama Mandiri Air Joman. JTIP [Internet]. 2Nov.2022 [cited 18Jul.2024];15(2):12-3. Available from: http://tip.ppj.unp.ac.id/index.php/tip/article/view/617