http://thedevelopersinfo.com/2009/11/25/getting-sharedpreferences-from-other-application-in-android/


http://www.phonesdevelopers.com/1728625/


http://www.techques.com/question/1-9834975/About-another-Application-to-visit-SharedPreference


http://codeflow.co.kr/question/846/%EC%95%A1%ED%8B%B0%EB%B2%84%ED%8B%B0%EB%A1%9C-%EB%B6%80%ED%84%B0-%EA%B2%B0%EA%B3%BC%EB%A5%BC-%EB%B0%9B%EA%B8%B0/