UdeM Preprint ID: UdeM-GPP-TH-08-167 arXiv: http://xxx.lanl.gov/abs/0802.0897 Authors: Alakabha Datta , David London , Joaquim Matias , Makiko Nagashima , Alejandro Szynkman Journal Reference: Eur. Phys. J. C60: 279, 2009