Salma Hasna Fauziyah, Shinta Hartini Putri, Nisa Lathifah, & Anggita Lestari. (2026). Digital Direct Marketing Communication Strategies of Jabar Ekspres in Building Client Partnerships. International Journal of Integrated Science and Technology, 4(5), 234–247. https://doi.org/10.59890/ijist.v4i5.2