August Pfizmaier: Die Sammelhäuser der Lehenkönige China’s. In: Sitzungsberichte der kaiserlichen Akademie der Wissenschaften (Vienna), philosophisch-historische Classe, vol. 95 (1880) 919-976.
- Digitized: Internet Archive (digitizing sponsor: Google; book contributor: Harvard University), link to first page
- Entry in Wiener China-Bibliographie
Contains nformation on the fu 府 during the Tang, mainly including German renderings of official titles.