@article{Marrocchesi:2016oP, author = "Marrocchesi, Pier Simone", title = "{Photon Counting with a Fully Digital FDIRC (Focused Differential Internal Reflection Cherenkov) }", doi = "10.22323/1.236.0619", journal = "PoS", year = 2016, volume = "ICRC2015", pages = "619" }