TY  - GEN
AU  - Abeysinghe, P. B. 
TI  - Limestone resources of sri Lanka 
U1  - 552.58 
CY  - Colombo
PB  - Natural Resources, Energy &  Sciences Authority of Sri Lanka
KW  - Petrology
KW  - Carbonate rocks
KW  - Sedimentary rocks
ER  -