Not sure but this link may give you some ideas about how to approach the problem.
http://comments.gmane.org/gmane.editors.lyx.general/77603 The major problem is that bibtex is fairly old and was created when ASCII symbols were basically what was used. I think the biblatex solution is the best but I still use bibtex so I am not sure. On Thursday, October 17, 2013 6:59:56 AM, Rahayu Prihatin <rahayu.p...@gmail.com> wrote: Hi all, I am not an advanced user. Could somebody help me? I exported bibliography from endnote, some of the authors have germany characters and there are some symbols as well in the title. When I use it in LyX, those characters do not appear appropriately. How to fix it? Thanks greeting, hayu