TY  - BOOK
AU  - Venkatachala B. S.
AU  -  Sharma Mukund
AU  -  Shukla Manoj
TI  - Plant fossils :  A link with the past
U1  - H6, N2 
PY  - 1992///
CY  - Lucknow
PB  - Birbal Sahni Institute of Palaeobotany India   
KW  -  GEOLOGY
KW  - PALEONTOLOGY
ER  -