TY  - JOUR
A1  - Kravdal, Ø.
T1  - The importance of economic activity , economic potential and economic resources for the timing of first births in Norway
Y1  - 1994
DO  - 10.1080/0032472031000147786
JF  - Population Studies
VL  - 48
IS  - 2
SP  - 249
EP  - -267

ER  -