Version 0.5.0 Version 0.5.0 of Citation.js was released on April 1st, 2021. BibTeX and BibLaTeX After the update to the Bib(La)TeX file parser, described in the earlier BibTeX Rework: Syntax Update blog post, the mapping of BibTeX and BibLaTeX data to CSL-JSON was also updated. The mapping is now split in two, one for BibLaTeX (which is backwards-compatible with BibTeX) and one for BibTeX.