Owusu DK, P. K. Otchere, W. Opare. Design and Implementation of Remote-Controlled Lawn Mower Using Dual-Tone Multi-Frequency Technology. IJEEAS [Internet]. 2023Oct.30 [cited 2024Dec.4];6(2). Available from: https://ijeeas.utem.edu.my/ijeeas/article/view/6146