@article{Castellares2020,
author = {Castellares, F. and Patrício, S.C. and Lemonte, A.J. and Queiroz, B.L. },
title= {On closed-form expressions to Gompertz–Makeham life expectancy},
year = {2020},
doi = {10.1016/j.tpb.2020.04.005},
volume = {134},
pages = {53--60},
}