Resource: https://pure.mpg.de/cone/jel/resource/O13
- http://purl.org/dc/elements/1.1/title:
Agriculture; Natural Resources; Energy; Environment; Other Primary Products
- http://purl.org/dc/elements/1.1/relation:
https://pure.mpg.de/cone/jel/resource/O1
- http://purl.org/dc/elements/1.1/identifier:
O13