Media type: E-Article Title: Systematic and Chance Components in Fertility Measurement Contributor: Barrett, J. C.; Brass, W. Published: JSTOR, 1974 Published in: Population Studies, 28 (1974) 3, Seite 473 Language: Not determined DOI: 10.2307/2173641 ISSN: 0032-4728 Keywords: History ; Demography Origination: Footnote: