TY  - JOUR
A1  - Haak, L.A.
T1  - A new method of analysing the age and sex composition of a population
Y1  - 1942
UR  - http://digital.library.okstate.edu/OAS/oas_pdf/v23/p84_86.pdf
JF  - Proceedings of the Oklahoma Academy of Science
VL  - 23

ER  -