1. A.N. Whitehead, Processand Reaity (New York: Macmillan 1929), p. 10.Whitehead10Processand Reaity1929
2. The Basic Interval Patterns
3. Forte, The Structure of Atonal Music, (New Haven: Yale University Press,1973), p. 93 ff.Forte93The Structure of Atonal Music1973