Lunn, Johnathan2023-06-072023-06-072006https://unbscholar.lib.unb.ca/handle/1882/35751printen-CAhttp://purl.org/coar/access_right/c_16ecA comparison of geopotential models using GPS observations on first order orthometric benchmarkssenior reportSantos, MarceloTR-911-SU 2006Geodesy and Geomatics Engineering