Mardiani, Eri, Eva Yuniarti Utami, and Muhammad Umer Farooq Mujahid. “B2B Digital Marketing and ROI Measurement: Challenges and Opportunities in the Business-to-Business Industry for MSMEs in Indonesia”. West Science Interdisciplinary Studies 1, no. 09 (September 28, 2023): 879–887. Accessed September 13, 2024. https://wsj.westscience-press.com/index.php/wsis/article/view/249.