Idris Bello Yamusa, et al. “Geospatial Detection of Hidden Lithologies Along Taiping to Ipoh Stretch of the Highway Using Medium Resolution Satellite Imagery in Malaysia”. Journal of Advanced Geospatial Science & Technology, vol. 1, no. 1, July 2021, pp. 19-37, https://jagst.utm.my/index.php/jagst/article/view/2.