id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iassist-548	Vliegen, Mathieu	From Census To Integrated Population Data Or Socio- Demographic Accounts	1990	16	.pdf	application/pdf	8567	357	48	Toward integrated population data or socio- demographic accounts 4.1. Since the 1971 census various sources and methods have been come into use for the construction of a system of population statistics as comprehensive as possible from a demographic as well as from a social and economic point of view CVliegen and van de Stadt, 1988).	cache/iassist-548.pdf	txt/iassist-548.txt