Regional population projections in the countries of the European economic area - Imhoff, Evert van; Wisssen, Leo van; Spieß, C. Katharina 1966- (Nederlands Interuniversitair Demografisch Instituut <'s-Gravenhage>: Publications of the Netherlands Interuniversity Demographic Institute (NIDI) and the Population and Family Study Centre (CBGS), 1994)