@article{Butterick2025,
author = {Butterick, J. and Hilton, J. and Bijak, J. and Smith, P.W.},
title= {A mathematical framework for time-variant multi-state kinship modelling [in press, pre-proof]},
year = {2025},
doi = {10.1016/j.tpb.2025.02.002},
volume = {163},
pages = {1--12},
}