Rabiu A. Abubakar, Sani Umar Haruna, Saidu Abdu Kadawa, Ozor Marcellinus Chijiume4, & Aliyu Usman Ibrahim. (2026). Design and Fabrication of a Portable Drilling Rig for Residential Building Water Projects and Agricultural Irrigation Boreholes. Droub Al Salamah University Scientific Journal, 1(01), 01–18. https://doi.org/10.5281/zenodo.22870670