Ediev, D. <https://pure.iiasa.ac.at/view/iiasa/76.html> ORCID: https://orcid.org/0000-0001-7503-5142 <https://orcid.org/0000-0001-7503-5142>  (2016).  Constrained mortality extrapolation to old age: An empirical assessment.   IIASA Working Paper. IIASA, Laxenburg, Austria: WP-16-011