Ping Chen,Nonlinear Dynamics and Business Cycles, Ph.D. Dissertation, University of Texas at Austin, May (1987).
Chen, Ping. Nonlinear Dynamics and Business Cycles, Ph.D. Dissertation, University of Texas at Austin, May (1987).
Chen, Ping. Nonlinear Dynamics and Business Cycles, Ph.D. Dissertation, University of Texas at Austin, May (1987).