1) A collective coordinate method for classical dynamics of nonlinear Klein-Gordon kinks, R. G. Flesch, S. E. Trullinger and B. Horovitz, in Nonlinearity in Condensed Matter ed. by A. R. Bishop, D. K. Campbell, P. Kumar and S. E. Trullinger, Springer Series in Solid State Sciences (Springer, Berlin, 1987).
2) Green functions for nonlinear Klein-Gordon kink perturbation theory, R. G. Flesch and S. E. Trullinger, J. Math. Phy., 28, 1619 (1987).
3) Parent potentials for an infinite class of reflectionless kinks, S. E. Trullinger and R. G. Flesch, J. Math. Phys., 28, 1683 (1987).
4) Classical and quantum analysis for chaos in the Discrete Self-Trapping equation, L. Cruzeiro-Hansson, H. K. Kedderson, R. G. Flesch, P. L. Christiansen, M. Salerno and A. C. Scott, Phys. Rev. B, 42, 522 (1990).
5) Calculation of Families of Solitary Waves on Discrete Lattices, J. C. Eilbeck and R. G. Flesch, Phys. Lett. A, 149, 200 (1990).
6) Correlations between chaos in a perturbed sine-Gordon equation and a truncated model system, A. R. Bishop, R. G. Flesch, M. G. Forest, D. W. McLaughlin and E. A. Overmann III, SIAM J. Math. Anal., 21, 1551(1987).
7) Application of the Bäcklund-Transformation in the sine-Gordon System, M. G. Forest, E. A. Overmann III, P. L. Christiansen, M. P. Sørensen, N. Grønbech-Jensen, R. G. Flesch, D. W. McLaughlin, R. D. Parmentier and S. Pagano, Proceedings of the NATO A.R.W. on Nonlinear Superconductive Electronics., Eds. G. Costabile, S. Pagano, N. F. Pedersen and M. Russo, Plenum Press, New York, 403, (1991).
8) Numerical Inverse Spectral Transform for the periodic sine-Gordon equation: Theta function solutions and their linearized stablity, R. G. Flesch, M. G. Forest and A. Sinha, Physica D, 48, 169 (1991).
9) Carrier Wave Shocking of Femtosecond Optical Pulses, R. G. Flesch, A. Pushkarev and J. V. Moloney, Phys. Rev. Let., 76, (14), 2488 (1996).
10) Doppler Shift of Self-Reflected Optical Pulses at an Interface: The Dynamical Nonlinear Optical Skin Effect, W. Forysiak, R. G. Flesch, J. V. Moloney and E. M. Wright, Phys. Rev. Lett., 76, (20), 3695 (1996).