@article{Marckwardt1973,
author = {Marckwardt, A.M.},
title= {Evaluation of an experimental short interview form designed to collect fertility data: The case of Peru},
year = {1973},
doi = {10.2307/2060888},
URL = {https://doi.org/10.2307/2060888.},
volume = {10},
number = {4},
pages = {639--657},
}