Crosstalk Study of the Single-Photon Response of a Flat-Panel PMT for the RICH Upgrade at LHCb. - Arnaboldi, Claudio; Artuso, Marina; Calvi, Marta; Fanchini, Erica; Gotti, Claudio; Maino, Matteo; Matteuzzi, Clara; Perego, Davide Luigi; Pessina, Gianluigi; Wang, Jianchun (IEEE Transactions on Nuclear Science, 2010)