ベルント・アロイス・ツィンマーマン
"Grove" has articles on thirty-two composers who studied with Leibowitz in Paris or attended his sessions at Darmstadt or elsewhere: as well as Boulez and Monod, they include Vinko Globokar; Hans Werner Henze; Diego Masson; Serge Nigg; and Bernd Alois Zimmermann.