Arbitrary amplitude dust acoustic solitary waves in a dusty plasma with an ion beamS.K. El-Labany, W.F. El-Taibany, N.A. El-Bedwehy and M.M. El-FayoumyEur. Phys. J. D, 64 2-3 (2011) 375-386DOI: https://doi.org/10.1140/epjd/e2011-20135-y