LaTeX.org

Thanks for your reply. The solution is indeed to set defernumbers to true.
For anyone reading this and new to Latex: \usepackage[defernumbers=true]{biblatex}.

Cheers.

Hello,

I have my bibliography organized into sections (Papers, Articles, Technical Reports, Books, Online). For example:

------------------------
Papers:
[4] Paper x
[12] Paper y
etc

Articles:
[2] Article x
[16] Article y
etc

Books:
[1] Book x
[7] Book y
etc

etc ...