@article{Grätz2021,
author = {Grätz, M. and Barclay, K.J. and Wiborg, Ø N. and Lyngstad, T.H. and Karhula, A. and Erola, J. and Präg, P. and Laidley, T. and Conley, D.},
title= {Sibling similarity in education across and within societies},
year = {2021},
doi = {10.1215/00703370-9164021},
volume = {58},
number = {3},
pages = {1011--1037},
}