paper | |
gen. | contributed paper; contribution; paper; contributed paper; contribution; paper |
Green: 17 phrases in 9 subjects |
Agriculture | 1 |
Communications | 1 |
Environment | 2 |
General | 1 |
Health care | 1 |
International trade | 1 |
Medical | 8 |
Metallurgy | 1 |
Scientific | 1 |