1. R.W. Cottle “The principal pivoting method of quadratic programming”, in: G.B. Dantzig and A.F. Veinott Jr., eds,Mathematics of the decision sciences Part 1 (American Mathematical Society, Providence, RI, 1968 pp. 144–162.
2. R.W. Cottle, “CompletelyQ-matrices”,Mathematical Programming 19 (1980) 347–351.
3. R.W. Cottle and G.B. Dantzig, “Complementary pivot theory of mathematical programming”,Linear Algebra and its Applications 1 (1968) 103–125.
4. Y. Fathi, “On the computational complexity of the linear complementarity problem”, Dissertation, The University of Michigan (Ann Arbor, MI, 1979).
5. C.E. Lemke, “Bimatrix equilibrium points and mathematical programming”,Management Science 4 (1965) 681–689.