@article{Koops2022b,
author = "Judith C. Koops",
title = "Calculating contraceptive prevalence and unmet need for family planning in low-fertility countries with the Generations and Gender Survey",
year = 2023,
journal = "Demographic research",
month = "Jul",
doi = "10.4054/DemRes.2023.49.21",
url = "https://www.demographic-research.org/articles/volume/49/21",
note = "Preprint"
}