1. Recherches récentes sur les disparités régionales;Klaassen,1976
2. Multiple criteria decision making: Non-linearities, uncertainty, and mixed qualitative-quantitative case;Mastenbroek;International Journal of Transport Economics,1976
3. Qualitative multiple criteria analysis, Environmental protection and multiregional development;Paelinck;Papers of the Regional Science Association,1976
4. Beslissingen bij kwalitatieve informatie;Paelinck;Economisch Statistische Berichten,1976
5. Qualitative multiple criteria analysis: An application to airport location;Paelinck;Environment and Planning A,1977