@book{Li2013,
author = {Li, N. and Gerland, P.},
title= {Using census data to estimate old-age mortality for developing countries. Paper prepared for and presented to session 17-05: Indirect methods of mortality and fertility estimation: New techniques for new realities},
year = {2013},
address = {Busan},
publisher = {XXVII IUSSP International Population Conference},
}