TY - BOOK AU - Done,P. ED - Papua New Guinea University of Technology TI - Calculator procedures for geodetic computations on the spheroid T2 - Research series/Dept. of Surveying, Papua New Guinea University of Technology PY - 1982/// CY - Lae PB - Dept. of Surveying, Papua New Guinea University of Technology KW - Geodesy KW - Calculators ER -