1. A1-Khayyal, F.A.: 1986, “Linear, quadratic, and bilinear programming approaches to the linear complementarity problem”, European Journal of Operational Research Vol. no. 86, pp. 216–227.
2. A1-Khayyal, F.A.: 1990, “On solving linear complementarity problems as bilinear programs”, Arabian Journal for Science and Engineering Vol. no. 15, pp. 639–646.
3. Anderson, E.J. and Wu, S.Y.: 1991, “The continuous complementarity problem”, Optimization Vol. no. 22, pp. 419–426.
4. Aashtiani, H.Z. and Magnanti, T.L.: 1982, “Equilibria on a congested transportation network”, SIAM Journal on Algebraic and Discrete Methods Vol. no. 2, pp. 213–226.
5. Aubin, J.-P. and Frankowska, H.: 1990, Set-Valued Analysis, Birkäuser, Boston.