Ziggah YY, Youjian H, Odutola CA, Nguyen TT. ACCURACY ASSESSMENT OF CENTROID COMPUTATION METHODS IN PRECISE GPS COORDINATES TRANSFORMATION PARAMETERS DETERMINATION - A CASE STUDY, GHANA. ESJ [Internet]. 2013May31 [cited 2026Jan.19];9(15). Available from: https://eujournal.org/index.php/esj/article/view/1101