//-->
Can Sri Lanka stay ahead of India in the face of population ageing?
Guest, Ross, (2019)
Emerging issues of population aging in Sri Lanka : report of a study undertaken in Sri Lanka under the project "Emerging issues of the aging of population", Economic and Social Comm. for Asia and the Pacific, Bangkok, Thailand
Perera, P. D., (1989)
The demographic and economic structures of Ceylon [Seiron-no-ninkokozo-to-keizaikozo]
Minami, Ryozaburo, (1962)
Agricultural colonization in India since independence
Farmer, Bertram H., (1974)
Green revolution? : technology and change in rice-growing areas of Tamil Nadu and Sri Lanka
Farmer, Bertram H., (1980)
India and Pakistan : a general and regional geography
Spate, O. H. K., (1957)