TY - RPRT TI - Evaluacion de los recursos potenciales del petroleo y gas, en Centro y Suramerica [Evaluation of potential petroleum and gas resources in Central and South America] AU - C.S. Schenk PY - 2001 DO - 10.3133/fs03801 UR - https://pubs.usgs.gov/publication/fs03801 ID - fs03801 ER -