TY - BOOK AU - Lisle, Richard J. AU - Leyshon,Peter R TI - Stereographic projection techniques for geologists and civil engineers SN - 9780521535823 U1 - 551.243:623.451.1 PY - 2004/// CY - Cambridge PB - Cambridge University KW - Spherical projection KW - Geology,Structural-maps KW - Geological mapping ER -