Ba
Bor
C
CO2
Cu
dam
DSS
E
EGS
EMS
gas
GIS
GSO
H
HDR
Hum
N
O
oil
PAH
Pb
PCS
SEM
U

Senowbari Daryan, B., Ingavat Helmcke, R.
Sponge assemblage of some Upper Permian reef limestones from Phrae province (Northern Thailand
1994. Geologija 36, 5-59