“On the Determination of NTM and UTM Positions from Post Processing of Static DGPS Observations on the Nigeria Minna Datum”. International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695 IJERAT, vol. 4, no. 10, Oct. 2018, pp. 10-24, https://doi.org/10.31695/IJERAT.2018.3332.