Pera

https://www.wikidata.org/wiki/Q7166854

Field Hierarchy

Parent
Computer science 62.9M papers	Biology 36.7M papers	Physics 33.6M papers	Chemistry 29.4M papers
Optics 8.2M papers	World Wide Web 4.7M papers	Botany 4.3M papers	Food science 2.6M papers
Horticulture 1.8M papers		Orange (colour) 58.8k papers
Current
Pera 3,845 papers
Child

Trends

Notes

History