National;
Institute;
of;
Oceanography,;
Council;
of;
Scientific;
and;
Industrial;
Research,;
Dona;
Paula,;
Goa;
403;
004,;
India;
National;
Geophysical;
Research;
Institute,;
Council;
of;
Scientific;
and;
Industrial;
Research,;
Hyderabad;
500007,;
India;
Central;
Institute;
of;
Mining;
and;
Fuel;
Research,;
Council;
of;
Scientific;
and;
Industrial;
Research,;
Dhanbad;
828108,;
India;