TY  - BOOK
T1  - The earth's magnetism
A1  - Chapman, Sydney
LA  - English
PP  - London
PB  - Methuen
YR  - 1951
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/das.4133
OP  - 127
KW  - Geomagnetismo
ER  -