TY - BOOK AU - Fortuna,Mark A. TI - Paleomagnetism and shear history of precambrian x Dikes PY - 1980/// CY - Ann Arbor, Mich. PB - University Microfilms International KW - Paleontology KW - Pre KW - Cambrian KW - Paleomagnetism N1 - Thesis (Ph.D.)-Michigan State University, 1979 ER -