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    You might want to cite the most interesting parts of your source/link. In case the link might go dead. Also, to avoid getting 10's of answers with only links. Which isn't manageable and you'll have to visit each link to check what the good/best answer is. Read this for more information on single-line or link-only answers: meta.stackexchange.com/questions/156941/one-line-answers Commented Feb 7, 2016 at 11:56