Oil field

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

Field Hierarchy

Parent
Biology 36M papers	Engineering 25M papers	Geology 10.4M papers	Paleontology 5.5M papers
Petroleum engineering 498k papers
Current
Oil field 43k papers
Child
Gravity anomaly 10.5k papers	Bouguer anomaly 4,887 papers	Undulation of the geoid 1,870 papers	Free-air gravity anomaly 1,084 papers

Trends

Notes

History