TY  - SER
AU  - Puentes,C.
AU  - Correa,E.
AU  - Peña,F.
TI  - Geoestatistical analysis of the correlation between the gravity and well log information for the determination of densities on bungaviles block, department of Tolima, Colombia
PY  - 2008///
CY  - 
PB  - 
ER  -