The Problem of Music Analysis and Universals
October 1, 1966- PDF https://www.jstor.org/stable/40373181
Some Observations on Instruction in Music Theory
October 1, 1966- PDF https://www.jstor.org/stable/40373179
The Structure and Function of Musical Theory: I
October 1, 1965- PDF https://www.jstor.org/stable/40373156