@article{Arpino2014,
author = {Arpino, B. and Pronzato, C.D. and Tavares, L.P. },
title= {The effect of grandparental support on mothers’ labour market participation: An instrumental variables approach},
year = {2014},
doi = {10.1007/s10680-014-9319-8},
journal = {European Journal of Population },
volume = {30},
number = {4},
pages = {369−390},
}