From Music Score to Sound: A Rule System for Musical Performance of Melodies. - Lars Frydén; Johan Sundberg; Anders Askenfelt (ICMC, 1982)

Performance Rules for Melodies. Origin, Functions, Purposes. - Lars Frydén; Johan Sundberg (ICMC, 1984)

Generating Musical Performances with Director Musices. - Anders Friberg; Vittorio Colombo; Lars Frydén; Johan Sundberg (Comput. Music. J., 2000)