====== Google ======

  * [[http://mytory.net/archives/11692|사이트를 임시로 닫을 때 구글에 알려 주기]] [[http://googlewebmastercentral.blogspot.kr/2011/01/how-to-deal-with-planned-site-downtime.html|Official Google Webmaster Central Blog: How to deal with planned site downtime]]
  * [[http://www.huffingtonpost.kr/2014/06/02/story_n_5429269.html|Google 검색 잘하는 방법]]
  * [[https://taegon.kim/archives/9747|개발자를 위한 구글 사용 팁 - 코드쓰는사람]]
  * [[https://ahrefs.com/blog/google-advanced-search-operators/|Google Search Operators: The Complete List (42 Advanced Operators)]]