@article{Notkola2000,
author = {Notkola, V. and Timæus, I.M. and Siiskonen, H.},
title= {Mortality transition in the Ovamboland region of Namibia, 1930–1990},
year = {2000},
doi = {10.1080/713779086},
volume = {54},
number = {2},
pages = {153--167},
}