information about Backpack field
Field Hierarchy
Parent | |||
---|---|---|---|
Engineering 25.7M papers | Political science 25M papers | Law 14.4M papers | Geography 13.4M papers |
History 8.1M papers | Archaeology 7M papers | Structural engineering 2.7M papers | |
Current | |||
Backpack 2,476 papers | |||
Child | |||
Solar backpack 0 papers |
Trends
Notes
History