Dela Cruz, H. (1946). Computation of geographic positions of location monuments connected by traverse to triangulation stations.
Chicago-referens (17:e uppl.)Dela Cruz, Hugo. Computation of Geographic Positions of Location Monuments Connected by Traverse to Triangulation Stations. 1946.
MLA-referens (9:e uppl.)Dela Cruz, Hugo. Computation of Geographic Positions of Location Monuments Connected by Traverse to Triangulation Stations. 1946.
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