Family formation increasingly mixed non-marital births and premaritally and/or maritally conceived marital births.
Gordon Carmichael 2014, 'Non-marital pregnancy and the second demographic transition in Australia in historicalperspective', Demographic Researchhttp://www.demographic-research.org/volumes/vol30/21/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)