Engelhardt, ElisabethElisabethEngelhardtPrskawetz, AlexiaAlexiaPrskawetzMamolo, MarijaMarijaMamolo2019-09-192014-04-3020100266-7215https://fis.uni-bamberg.de/handle/uniba/3308engOn the Relation between Fertility, Natality and Nuptialityarticle10.1093/esr/jcp044http://esr.oxfordjournals.org/content/26/6/675.full.pdf+html