sudo apt-get install texlive-bibtex-extra biber
sudo apt-get install biber

optionen>texstudio configurieren > erzeugen > biblioprogramm biber

Run the following sequence in your terminal or use your editor's built-in shortcuts:
pdflatex document.tex (Generates the .bcf file for biber)
biber document (Processes the bibliography)
pdflatex document.tex (Integrates the citations)
pdflatex document.tex