Petr Kotik – S.E.M. Ensemble – Solos and Incidental Harmonies

Petr Kotik – Congo (1962)

Kick Box - Petr Kotik

S.E.M. Ensemble (Petr Kotik conductor) performs Michael Vincent Waller - DISCRETION

"Many Many Women" composed by Petr Kotik

Petr Kotik – Spontano (1964)

Petr Kotik – S.E.M. Ensemble – Explorations in the Geometry of Thinking (excerpt)