Kayode M, Man SA, Oluwabunmi OB. Design of a Microcontroller based Electronics Billboard using GSM. Int Jour of Innovative Analyses and Emerging Technology [Internet]. 2022 Jul. 16 [cited 2024 Apr. 27];2(7):21-8. Available from: https://openaccessjournals.eu/index.php/ijiaet/article/view/1494