TY  - BOOK
AU  - GOPALAKRISHNAN ASARI,C
AU  - R.Krishna Nath
TI  - Report on the crystalline rocks around Valliyoor area Nangunari taluk Tinnevelli district,Tamil Nadu
U1  - GEOPGD32 
PY  - 1976///
CY  - Trivandrum
PB  - University of Kerala
ER  -