| Reference | Reference code |
|---|---|
| Department of Census and Statistics of Sri Lanka (2013). Age specific fertility rates, 1963-2000 [electronic resource]. Colombo: Department of Census and Statistics. Data downloaded on 26.06.2013. [Original URL] | LKA_01 |
| Department of Census and Statistics, Sri Lanka (2001). Census of Population and Housing. Fertility, Contraception and Family Planning. Sri Jayewardenepura: Department of Census and Statistics. Accessed through the UNPD DataArchive in 2014. | LKA_05 |
| Economic and Social Commission for Asia and the Pacific. United Nations. Fertility Transitions in Sri Lanka: the Determinants and Consequences. Seminar Paper. Seminar on Fertility Transition in As ia: Opportunities and Challenges 18-20 December 2006 Bangkok Accessed through the UNPD DataArchive in 2014. | LKA_04 |
| U.S.Department of Commerce, Bureau of the Census (1977). Country Demographic Profiles, Sri Lanka. ISP-DP-8. Washington, D.C.: U.S.Department of Commerce, Bureau of the Census. Accessed through the UNPD DataArchive in 2014. | LKA_02, LKA_03 |