TY - JOUR T1 - Partially-conformal variations of the Standard Molodensky datum transformation JO - Boletim de Ciências Geodésicas A1 - Ruffhead, Andrew Carey SN - 1982-2170 UL - 10.1590/s1982-21702022000400021 VL - 28 Y1 - 2022 PB - Brasil ER -