@article{Rajulton1988,
author = {Rajulton, F. and Lee, H.Y.},
title= {A semi-Markovian approach to using event history data in multi-regional demography},
year = {1988},
doi = {10.1080/08898488809525279},
journal = {Mathematical Population Studies },
volume = {1},
number = {3},
pages = {289--315},
}