Illegitimacy in 19th Century Germany

The causes of illegitimatcy in 19th century German has been studied. One important article on this topic is:

"Law, Marriage and Illegitimacy in Nineteenth-Century Germany", by John Knodel, appeared in Popluation Studies, Mar., 1967, Vol. 20, No. 3 (Mar. 1967), pp. 279-294[1]

Note to myself
I purchased access to this copyrighted article. It is available in the attachments folder named Knodel-LawMarriageIllegitimacy-1967.pdf. To make it downloadable add this cross reference to r/p/illegitimacy.adoc:

1. Knodel, John. “Law, Marriage and Illegitimacy in Nineteenth-Century Germany.” Population Studies 20, no. 3 (1967): 279–94. https://doi.org/10.2307/2172673.