Soliton solutions to a few fractional nonlinear evolution equations in shallow water wave dynamics Mohammad Mirzazadeh, Mehmet Ekici, Abdullah Sonmezoglu, Sami Ortakaya, Mostafa Eslami and Anjan Biswas Eur. Phys. J. Plus, 131 5 (2016) 166 Published online: 25 May 2016 DOI: 10.1140/epjp/i2016-16166-7