“On the Determination of NTM and UTM Positions from Post Processing of Static DGPS Observations on the Nigeria Minna Datum” (2018) International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695/IJERAT, 4(10), pp. 10–24. doi:10.31695/IJERAT.2018.3332.