Olaniyan , O.M, U. C. Ogude, and J.A Subair. “Implementation of a Microcontroller Based GSM Alert Distress System”. LAUTECH JOURNAL OF COMPUTING AND INFORMATICS 2, no. 1 (July 5, 2021): page 41-48. Accessed November 21, 2024. https://laujci.lautech.edu.ng/index.php/laujci/article/view/37.