Farmers' Access and Use of Mobile Phones for Improving the Coverage of Agricultural Extension Service: A Case of Kilosa District, Tanzania. - Boaz Stanslaus Kiberiti; Camilius Aloyce Sanga; Mussa Mussa; Siza D. Tumbo; Malongo R. S. Mlozi; Ruth Haug (Int. J. ICT Res. Afr. Middle East, 2016)