@article{Pascariu00,
author = {Pascariu, M.D. and Canudas-Romo, V. and Vaupel, J.W.},
title= {The double-gap life expectancy forecasting model},
doi = {10.1016/j.insmatheco.2017.09.011},
volume = {78},
pages = {339--350},
}