1. R.S. Barr, “Streamlining primal simplex transportation codes”, Research Rep., Center for Cybernetic Studies, University of Texas, Austin, TX, to appear.
2. R.S. Barr, F. Glover and D. Klingman, “Enhancements to spanning tree labeling procedures for network optimization”, Rep. 262, Center for Cybernetic Studies, University of Texas, Austin, TX.
3. R.S. Barr, F. Glover and D. Klingman, “An improved version of the out-of-kilter method and a comparative study of computer codes”,Mathematical Programming 7 (1) (1974) 60–87.
4. G. Bradley, G. Brown and G. Graves, “A comparison of storage structure for primal network codes”, presented at ORSA/TIMS conference, Chicago, April 1975.
5. G. Bradley, G. Brown and G. Graves, “Tailoring primal network codes to classes of problems with common structure”, ORSA/TIMS conference, Las Vegas (1975).