TY  - JOUR
A1  - Hammel, E.A.
T1  - Kinship-based politics and the optimal size of kin groups
Y1  - 2005c
DO  - 10.1073/pnas.0504647102
JF  - Proceedings of The National Academy of Sciences, USA
VL  - 102
IS  - 3
SP  - 11951
EP  - -11956

ER  -