By Ellero Andrea   Pellegrini Paola   in International Journal of Contemporary Hospitality Management

ISSN:0959-6119|26|3|383-400

Emerald Group Publishing Ltd‎(2014)‎

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By Bykadorov Igor   Ellero Andrea   Moretti Elena   in RAIRO - Operations Research

ISSN:0399-0559|36|2|109-127

Edp Sciences‎(2010)‎

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