@article{Ní Bhrolcháin2007,
author = {Ní Bhrolcháin, M. and Dyson, T.},
title= {On causation in demography: Issues and illustrations},
year = {2007},
doi = {10.1111/j.1728-4457.2007.00157.x},
journal = {Population and Development Review},
volume = {33},
number = {1},
pages = {1‒36},
}