1. Cottle, R.W., Pang, J.-S., Stone, R.E.: The Linear Complementarity Problem. Academic, San Diego (1992)
2. Murty, K.G.: Linear Complementarity. Linear and Nonlinear Programming. Heldermann, Berlin (1988)
3. Berman, A., Plemmons, R.J.: Nonnegative Matrices in the Mathematical Sciences. Academic, New York (1979)
4. Cottle, R.W., Dantzig, G.B.: Complementary pivot theory of mathematical programming. Linear Algebra Appl. 1, 103–125 (1968)
5. Schäfer, U.: A linear complementarity problem with a P-matrix. SIAM Rev. 46, 189–201 (2004)