information about Transit system field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Engineering 24.4M papers | Political science 21.7M papers | Law 13.5M papers | Waste management 1.5M papers |
Transport engineering 727k papers | Public transport 107k papers | Transit (satellite) 41.2k papers | |
| Current | |||
Transit system 3,673 papers | |||
| Child | |||
Trends