@article{Murphy2002,
author = {Murphy, M. and Knudsen, L.B.},
title= {The intergenerational transmission of fertility in contemporary Denmark: The effects of number of siblings (full and half), birth order, and whether male or female},
year = {2002},
doi = {10.1080/00324720215937},
journal = {Population Studies},
volume = {56},
number = {3},
pages = {235--248},
}