BooksStandalone TitlesCollected Volumep. vPr\'efaceBruno ColboisUniversité de Neuchâtel, SwitzerlandMathSciNetzbMATH OpenChristine RiedtmannUniversität Bern, SwitzerlandMathSciNetzbMATH OpenViktor SchroederUniversity of Zürich, SwitzerlandMathSciNetDownload Chapter PDF