@article{Widmer2009,
author = {Widmer, Eric D and Ritschard, Gilbert},
title= {The de-standardization of the life course: Are men and women equal?},
year = {2009},
URL = {10.1016/j.alcr.2009.04.001},
journal = {Advances in Life Course Research},
volume = {14},
number = {1},
pages = {28--39},
}