Gravity and entropy models: the state of the art. Paper presented at the 'colloquium Vervoersplanologisch Speurwerk', The Hague, February 1978

P. Nijkamp

Research output: Working paper / PreprintWorking paperProfessional

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Original languageEnglish
Place of PublicationAmsterdam
PublisherFaculty of Economics and Business Administration, Vrije Universiteit Amsterdam
Publication statusPublished - 1977

Publication series

NameSerie Research Memoranda

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