1. Traister R. All the Single Ladies: Unmarried Women and the Rise of an Independent Nation. New York: Simon & Schuster; 2016.
2. UN. The World’s Women 2010: Trends and Statistics. 2010. Available from: https://www.un.org/en/development/desa/publications/the-worlds-women-2010-trends-and-statistics-2.html.
3. Elliott, D.B., et al. Historical marriage trends from 1890–2010: A focus on race differences. Paper presented at the Annual Meeting of the Population Association of America, San Francisco, CA. 2010. [2020 October 1]; https://census.gov/content/dam/Census/library/ working-papers/2012/demo/SEHSD-WP2012–12.pdf.
4. Iran, S.C.o. Tehran: Islamic Republic of Iran. 2021. https://www.amar.org.ir/. 2016.
5. Heins M. Going Solo: A Qualitative Comparison of Single Women in Japan and Colombia. University of Colorado Boulder. 2017. p. 87.