Similar title to Lutz, W. ORCID: https://orcid.org/0000-0001-7975-8145, Sanderson, W.C., & Scherbov, S. ORCID: https://orcid.org/0000-0002-0881-1073 (1997). Doubling of World Population Unlikely. IIASA Research Report (Reprint). IIASA, Laxenburg, Austria: RR-97-010. Reprinted from Nature; 387(6635):803-805 (19 June 1997)