TY  - JOUR
A1  - Kiernan, K.E.
A1  - Diamond, I. 
T1  - The age at which childbearing starts –a longitudinal study
Y1  - 1983
DO  - 10.2307/2174504
JF  - Population Studies 
VL  - 37
IS  - 3
SP  - 363
EP  - -380

ER  -