![Overleaf on Twitter: Overleaf on Twitter:](https://pbs.twimg.com/media/DZZW8yuWsAAyhqx.jpg)
Overleaf on Twitter: "Could you send us details via https://t.co/s2j1iQ7tQ1 and we'll take a look. If it's a linked bib from Mendeley, you could try downloading the bib from their desktop app
![When writing latex under WinEdt and using bibTex references, I encountered Citation xxx on page xxx undefined on input l or annot find example.bcf - Programmer Sought When writing latex under WinEdt and using bibTex references, I encountered Citation xxx on page xxx undefined on input l or annot find example.bcf - Programmer Sought](https://www.programmersought.com/images/345/8b5f054b5be47174ec49229ee816c231.png)
When writing latex under WinEdt and using bibTex references, I encountered Citation xxx on page xxx undefined on input l or annot find example.bcf - Programmer Sought
![RStudio will not write a .bbl file when compiling .Rnw file with citations in natbib - Stack Overflow RStudio will not write a .bbl file when compiling .Rnw file with citations in natbib - Stack Overflow](https://i.stack.imgur.com/HZhU1.png)
RStudio will not write a .bbl file when compiling .Rnw file with citations in natbib - Stack Overflow
![Problems with references using .bib file (LaTex Class File for the International Journal of Adaptive Control and Signal Processing) - TeX - LaTeX Stack Exchange Problems with references using .bib file (LaTex Class File for the International Journal of Adaptive Control and Signal Processing) - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/p6Q3B.jpg)