Non-minimal derivative coupling scalar field and bulk viscous dark energy Behrang Mostaghel, Hossein Moshafi and S. M. S. Movahed Eur. Phys. J. C, 77 8 (2017) 541 Published online: 12 August 2017 DOI: 10.1140/epjc/s10052-017-5085-1