Bulk viscous matter and recent acceleration of the universe based on causal viscous theory N D Jerin Mohan, Athira Sasidharan and Titus K Mathew Eur. Phys. J. C, 77 12 (2017) 849 Published online: 08 December 2017 DOI: 10.1140/epjc/s10052-017-5428-y