@article{Lam2008,
author = {Lam, D. and Marteleto, L.},
title= {Stages of the demographic transition from a child's perspective: Family size, cohort size, and children's resources},
year = {2008},
doi = {10.1111/j.1728-4457.2008.00218.x},
journal = {Population and Development Review},
volume = {34},
number = {2},
pages = {225−252},
}