Shibata, Tatsunobu; Fukushima, Masaki; Sagawa, Hiroyuki; Cheon, Byung Gu; Shin, Bokkyun; Matthews, John N.
ArticleIssue Date2013CitationProceedings of the 33rd International Cosmic Rays Conference, ICRC 2013, v.2013-October, pp.1 - 5PublisherSociedade Brasileira de Fisica