On Partial Ordering
David I Lewin · Perspectives of New Music · 1976
David Lewin, On Partial Ordering, Perspectives of New Music, Vol. 14/15, Vol. 14, no. 2 - Vol. 15, no. 1, Sounds and Words. A Critical Celebration of Milton Babbitt at 60 (Spring/Summer - Fall/Winter, 1976), pp. 252-257