Holden, Haika K., and John R.P. Mwakyusa. “The Influence of Short Message Services (SMS) Advertisements on Purchase Intentions by Mobile Telecommunication Consumers in Tanzania”. University of Dar Es Salaam Library Journal, vol. 17, no. 2, Jan. 2023, pp. 3-16, http://196.44.161.124/index.php/lj/article/view/5435.