@article{Sturgis2008,
author = {Sturgis, P. and Sullivan, L.},
title= {Exploring social mobility with latent trajectory groups},
year = {2008},
doi = {10.1111/j.1467-985X.2007.00516.x},
journal = {Journal of the Royal Statistical Society},
volume = {171},
number = {1},
pages = {65−88},
}