@article{Dublin1925,
author = {Dublin, L.I. and Lotka, A.J.},
title= {On the true rate of natural increase: As exemplified by the population of the United States, 1920},
year = {1925},
doi = {10.1080/01621459.1925.10503498},
volume = {20},
number = {151},
pages = {305--339},
}