@article{Pison2015,
author = {Pison, G. and Monden, C. and Smits, J.},
title= {Twinning rates in developed countries: Trends and explanations},
year = {2015},
doi = {10.1111/j.1728-4457.2015.00088.x},
volume = {41},
number = {4},
pages = {629--649},
}