%0 Journal Article %T The horizontal branch morphology of M31 Globular Clusters %A M. Bellazzini %A A. Buzzoni %A C. Cacciari %A L. Federici %A F. Fusi Pecci %A S. Galleti %A S. Perina %J Physics %D 2013 %I arXiv %X We present the results of a first global analysis of the Horizontal Branch morphology of Globular Clusters in the nearby spiral M31, based on their Color Magnitude Diagrams. %U http://arxiv.org/abs/1301.3306v1