Finding all DC solutions of nonlinear circuits using parallelogram LP test. - Kiyotaka Yamamura; Suguru Ishiguro (ECCTD, 2015)

Characteristic Analysis and Tolerance Analysis of Nonlinear Resistive Circuits Using Integer Programming. - Kiyotaka Yamamura; Suguru Ishiguro; Hiroshi Taki (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)