Lutz, W. <https://pure.iiasa.ac.at/view/iiasa/190.html> ORCID: https://orcid.org/0000-0001-7975-8145 <https://orcid.org/0000-0001-7975-8145>, Goldstein, J.R., & Prinz, C. <https://pure.iiasa.ac.at/view/iiasa/1520.html>  (2009).  Alternative approaches to population projection.    In:  The Future Population of the World. Eds. Lutz, W. <https://pure.iiasa.ac.at/view/iiasa/190.html> ORCID: https://orcid.org/0000-0001-7975-8145 <https://orcid.org/0000-0001-7975-8145>, pp. 14-44 Taylor & Francis.  ISBN 978-131506692-9 10.4324/9781315066929 <https://doi.org/10.4324/9781315066929>.