Ensemble Vocal Stéphane Caillat

Kazimierz Kord

Piet Kiel Jr.

Orchestre National De L'ORTF

Ildebrando Pizzetti

Julius Baker

Lamar Crowson

Agnes Baltsa

Robert Woodcock

New York Sinfonietta

Walter Trampler

Hilde Somer

Ādolfs Skulte

Lucy Van Dael

Kurt Huber

Jan Kapr

Kölner Rundfunkchor

Jan Valach

Yvonne Loriod

Serge Koussevitzky

Oldřich Flosman

Оркестр Студентов Московской Консерватории

Jan DeGaetani

Climax Male Voice Choir

Wiener Staatsopernchor