If needed, you can dowload it here.
biblatex-bookinarticle 1.3.1
Bug in biblatex-bookinarticle 1.3.0
The version 1.3.0 of biblatex-bookinarticle introduced a big bug, which have broken compatibility with old bibtex’s fields name. The version 1.3.1, just send on CTAN, fix it.
