Nabhani, Irfan, Arief Daryanto, Machfud Machfud, and Amzul Rifin. “The Impact of Mobile Internet Adoption by Cocoa Farmers: A Case Study in Southern East Java, Indonesia”. International Research Journal of Business Studies 8, no. 2 (August 1, 2015): 97–106. Accessed December 4, 2025. https://irjbs.prasetiyamulya.ac.id/index.php/jurnalirjbs/article/view/744.