1. and . ‘A User's guide and programmer's manual for NASAP’, Department of Engineering, University of Calif., Los Angeles, Rept. No. 68–38. 1966.
2. Flow-Graph Solutions of Linear Algebraic Equations
3. Network Analysis and Synthesis, McGraw-Hill, New York, 1962.
4. and . ‘The number of trees in certain special graphs’, Proc. 16th Midwest Symposium on Circuit Theory 1, X.3.1–X.3.8 (1973).
5. Generation of Trees without Duplications