An analysis of the swimming problem of a singly flagellated micro-organism in an MHD fluid flowing through a porous medium
Nonlinear Analysis: Real World Applications (2010) - Comment
doi: 10.1016/j.nonrwa.2008.10.034  issn: 1468-1218 

A.R. Ansari, A.M. Siddiqui, T. Hayat