Oil field

https://www.wikidata.org/wiki/Q1845437

Field Hierarchy

Parent
Biology 34.8M papers	Engineering 23.9M papers	Geology 9.1M papers	Paleontology 5.3M papers
Petroleum engineering 466k papers
Current
Oil field 41.9k papers
Child
Gravity anomaly 10.3k papers	Bouguer anomaly 4,786 papers	Undulation of the geoid 1,793 papers	Free-air gravity anomaly 1,040 papers

Trends

Notes

History