Coupled Korteweg de Vries solitary wave of superfluid Bose-Fermi mixture Jia Yang Jie, Fu-Quan Dou and Wen-Shan Duan Eur. Phys. J. B, 87 11 (2014) 271 Published online: 17 November 2014 DOI: 10.1140/epjb/e2014-50460-2