RT Article T1 Child characteristics and the employment of mothers of young children: a longitudinal study JF The journal of child psychology and psychiatry VO 28 IS 1 SP 87 OP 98 A1 Galambos, N. L. A2 Lerner, J. V. LA English YR 1987 UL https://krimdok.uni-tuebingen.de/Record/1641231513 K1 Kindesentwicklung K1 Erwerbstätigkeit K1 Mütter K1 Verlaufsstudien