@article{Piliavin1993,
author = {Piliavin, I. and Sosin, M. and Westerfelt, A.H. and Matsueda, R.L.},
title= {The duration of homeless careers: An exploratory study},
year = {1993},
doi = {10.1086/604012},
volume = {67},
number = {4},
pages = {576--598},
}