References
Paul Fraisse
(1987). Unity and diversity in the behavioral and natural sciences. In A. W. Staats & L. Mos (eds.) Annals of theoretical psychology (pp. 213-240). Dordrecht: Springer.
(1975). Is rhythm a Gestalt?. In S. Ertel, L. Kemmler & M. Stadler (eds.) Gestalttheorie in der Modernen Psychologie (pp. 227-232). Heidelberg: Steinkopff.