@article{Komura:2016nX, author = "Komura, Shotaro", title = "{Balloon-Borne Experiment for Deep Sky Survey of MeV Gamma Rays using an Electron-Tracking Compton Camera}", doi = "10.22323/1.236.1019", journal = "PoS", year = 2016, volume = "ICRC2015", pages = "1019" }