bibtex

（1）同一篇文献重复放置在bib文件中会报错如下，删除重复的文献即可。

This is BibTeX, Version 0.99d (TeX Live 2019/W32TeX) The top-level auxiliary file: ***.aux The style file: elsarticle-num.bst Database file #1: mybibfile.bib Repeated entry---line 394 of file mybibfile.bib : @article{****2005 : , I'm skipping whatever remains of this entry

（2）几个新知识

上标： \textsuperscript{}

保留大小写：用花括号{}包住

会议引用：INPROCEEDINGS

@INPROCEEDINGS{Hi2020,
 title = "{I Want to Know the Structure of \textsuperscript{12}C}",
 author = "A. B. Cd and E. F. Gh and I. J. Kl and others",
 booktitle="The Conference Name",
 pages="1",
 year="2020",
}