Shuma, Zarina Ally, et al. “Communication, Information Exchange, and Service Delivery Mobile Platforms and Agricultural Success Among Dodoma and Singida Sunflower Farmers in Tanzania”. University of Dar Es Salaam Library Journal, vol. 20, no. 2, Jan. 2026, pp. 189-08, http://196.44.161.124/index.php/lj/article/view/7049.