@article{Kneib2007,
author = {Kneib, T. and Fahrmeir, L.},
title= {A mixed model approach for geoadditive hazard regression},
year = {2007},
doi = {10.1111/j.1467-9469.2006.00524.x},
journal = {Scandinavian Journal of Statistics},
volume = {34},
number = {1},
pages = {207--228},
}