http://blog.chinaunix.net/uid-27105712-id-3266286.html
http://blog.youkuaiyun.com/a576323437/article/details/9668967
金融系统中的TLV
http://www.cnblogs.com/liping13599168/archive/2011/06/15/2081366.html
专利检索
http://epub.sipo.gov.cn/patentoutline.action
杂
http://blog.youkuaiyun.com/langeldep/article/details/6293655