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ISSN:1365-8824|24|2|189-212

Taylor & Francis Ltd‎(2010)‎

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By van der Sande C.J.   de Jong S.M.   de Roo A.P.J.   in ITC Journal

ISSN:0303-2434|4|3|217-229

Elsevier‎(2003)‎

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