http://www.acronymslist.com/cat/chatting-acronyms.html

http://philologica.net/studia/20040113000003.htm

http://www.tandfonline.com/doi/abs/10.1080/09523987.2012.662621

http://books.google.co.jp/books?hl=ja&lr=&id=zl0KdNDO-FcC&oi=fnd&pg=PA3&dq=chat+acronyms&ots=aNbHwmVzGA&sig=CmPwazWVKx9L6aSbzA2DcIDttnQ#v=onepage&q=chat%20acronyms&f=false

http://grammar.quickanddirtytips.com/acronyms-grammar.aspx

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http://www.antlab.sci.waseda.ac.jp/software.html