Joseph Chille, F., Aloyce Shayo, F., & Shokat Kara, N. (2021). Adoption of Mobile Marketing in the Telecommunication Industry of Tanzania: The Effects of Perceived Usefulness, Ease of Use, and Customer’s Knowledge. European Scientific Journal, ESJ, 17(12), 160. https://doi.org/10.19044/esj.2021.v17n12p160