Using U Spin to Extract gamma from Charmless B -> PPP Decays UdeM Preprint ID: UdeM-GPP-TH-15-240 Authors: Bhubanjyoti Bhattacharya , David London arXiv: http://arxiv.org/abs/1503.00737 INSPIRE: http://inspirehep.net/record/1347132 DOI: http://doi.org/10.1007/JHEP04(2015)154 Journal Reference: JHEP 1504 (2015) 154;