http://gigazine.net/news/20140526-how-to-turn-off-shutter-sound/

http://dot.asahi.com/news/domestic/2014060500055.html

http://news.goo.ne.jp/article/mainichi_region/region/mainichi_region-20140607ddlk13040010000c.html

http://www.amazon.co.jp/gp/cdp/member-reviews/A2339NL7N3413Z/ref=cm_pdp_rev_title_2?ie=UTF8&sort_by=MostRecentReview#R3OY79ILWQCEIV

http://kanz.jp/hanrei/detail/84246/ 別除権協定の解除条件に関する合意の解釈に係る最高裁判決 http://kanz.jp/hanrei/detail/84245/