TY  - RPRT
TI  - Sociopolitical development.
AU  - Roderick J Watts
AU  - Nat Chioke Williams
AU  - Robert J Jagers
PY  - 2003
DO  - 10.1023/a:1023091024140
UR  - https://pubmed.ncbi.nlm.nih.gov/12741699/
ID  - 12741699
ER  -