1. R.E. Chandler, R. Herman, E.W. Montroll, Oper. Res. 6, 165–184 (1958)
2. L.C. Edie, Oper. Res. 2, 107–138 (1954)
3. L.C. Edie, Oper. Res. 9, 66–77 (1961)
4. L.C. Edie, R.S. Foote, in Highway Research Board Proceedings, vol. 37 (HRB, National Research Council, Washington D.C., 1958), pp. 334–344
5. L.C. Edie, R.S. Foote, in Highway Research Board Proceedings, vol. 39 (HRB, National Research Council, Washington D.C., 1960), pp. 492–505