Sextet / Clarinet Quartet
~ Release group by Penderecki; Michel Lethiec, Régis Pasquier, Bruno Pasquier, Arto Noras, Markus Maskuniitty, Juhani Lagerspetz
~ Release group by Penderecki; Michel Lethiec, Régis Pasquier, Bruno Pasquier, Arto Noras, Markus Maskuniitty, Juhani Lagerspetz