Text in book Beyls, Peter. – «Creativity and computation. Tracing attitudes and motives». – Papers : FISEA 93. – Minneapolis : Minneapolis College of Art and Design, [1993]. – P. 19-28.
Text in book Beyls, Peter. – «Chaos and creativity : the dynamic systems approach to musical composition». – SISEA : proceedings. – Edited by Wim Van Der Plas. – Groningen : SISEA, 1991. – P. 8-16.