2 articles by Tibor Kneif, the Hungarian Berlin-based musicologist.
Found and provided by http://www.Lutz-Wernicke.de

Kneif, Tibor in: “Rock in den 70ern³, Hamburg 1980 (rororo), S. 213 f.

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Kneif, Tibor, “Rockmusik³, Hamburg 1982 (rororo) S. 321 f.