Oduyebo, O.F., Ono, M.N. and Eteje, S.O. (2022) “FITTING OF A TRANSFORMATION GEOID MODEL TO THE GRAVIMETRIC-GEOMETRIC GEOID MODEL OF BENIN CITY”, FUDMA JOURNAL OF SCIENCES, 5(4), pp. 56–62. doi:10.33003/fjs-2021-0504-781.