本文参考：http://blog.sina.com.cn/s/blog_4fa8810401013gpw.html
bib文件格式
@article
期刊杂志的论文
必要域: author, title, journal, year.
可选域: volume, number, pages, month, note.
@book
公开出版的图书
必要域: author/editor, title, publisher, year.
可选域: volume/number, series, address, edition, month, note.
@booklet
无出版商或作者的图书
必要域: title.
可选域: author, howpublished, address, month, year, note.
@conference
等价于 inproceedings
必要域: author, title, booktitle, year.
可选域: editor, volume/number, series, pages, address, month, organization, publisher, note.
@inbook
书籍的一部分章节
必要域: author/editor, title, chapter and/or pages, publisher, year.
可选域: volume/number, series, type, address, edition, month, note.
@incollection
书籍中带独立标题的章节
必要域: author, title, booktitle, publisher, year.
可选域: editor, volume/number, series, type, chapter, pages, address, edition, month, note.
@inproceedings
会议论文集中的一篇
必要域: author, title, booktitle, year.
可选域: editor, volume/number, series, pages, address, month, organization, publisher, note.
@manual
技术文档
必要域: title.
可选域: author, organization, address, edition, month, year, note.
@mastersthesis
硕士论文
必要域: author, title, school, year.
可选域: type, address, month, note.
@misc
其他
必要域: none
可选域: author, title, howpublished, month, year, note.
@phdthesis
博士论文
必要域: author, title, year, school.
可选域: address, month, keywords, note.
@proceedings
会议论文集
必要域: title, year.
可选域: editor, volume/number, series, address, month, organization, publisher, note.
@techreport
教育，商业机构的技术报告
必要域: author, title, institution, year.
可选域: type, number, address, month, note.
@unpublished
未出版的论文，图书
必要域: author, title, note.
可选域: month, year.