A study of life expectancy for countries of the United Nations - Pathirathne,P L L,Department of Statistics.University of Colombo,Colombo 3,linali_p@yahoo.com; Sooriyarachchi, M R,Department of Statistics.University of Colombo,Colombo 3. (Proceedings of the 66th Annual Sessions,Part I:Abstracts, 2010)
Keywords: Physical Sciences; -