Elvira Iskandar, Siti Amanah, Aida Vitayala S. Hubeis, Dwi Sadono. 2020. “Factors Affecting Internet Literacy of Smallholder Cocoa Farmers in Aceh, Indonesia ”. International Journal of Advanced Science and Technology 29 (05), 4841 -51. http://sersc.org/journals/index.php/IJAST/article/view/13870.