TY  - SER
AU  - Tasch,Paul
TI  - Magnetic and nonmagnetic fractions of beach sediments (Galápagos Islands) and their significance
U1  - 551.7 23
PY  - 1977///
KW  - Geology
KW  - Geología
KW  - Sand
KW  - Arena
N2  - BIB Now: 6714
ER  -