Structural classification of multi-input biological nonlinear systems. - Hai-Wen Chen; Lowell D. Jacobson; James P. Gaska; Daniel A. Pollen (SMC, 1989)

Cross-correlation analyses of nonlinear systems with spatiotemporal inputs (visual neurons). - Hai-Wen Chen; Lowell D. Jacobson; James P. Gaska; Daniel A. Pollen (IEEE Trans. Biomed. Eng., 1993)