@article{Ishikawa:2007Vd, author = "Ishikawa, Akimasa", title = "{Studies of electroweak penguin decay $b\rightarrow s \ell^+ \ell^-$}", doi = "10.22323/1.021.0279", journal = "PoS", year = 2007, volume = "HEP2005", pages = "279" }