TY  - BOOK
ED  - India. National Geophysical Research Board
TI  - On upper mantle project
PY  - 1970///
CY  - Hyderabad
PB  - National Geophysical Research Institute
KW  - Astronomy and astrophysics thesaurus
KW  - Extragalactic radio sources
KW  - Quasars
ER  -