Generalized (2+1) dimensional black hole by Noether symmetry F. Darabi, K. Atazadeh and A. Rezaei-Aghdam Eur. Phys. J. C, 73 12 (2013) 2657 Published online: 26 November 2013 DOI: 10.1140/epjc/s10052-013-2657-6