Looking for magnetic monopoles at LHC with diphoton eventsLuis N. Epele, Huner Fanchiotti, Carlos A. García Canal, Vasiliki A. Mitsou and Vicente VentoEur. Phys. J. Plus, 127 5 (2012) 60DOI: https://doi.org/10.1140/epjp/i2012-12060-8