Sauer, Tilman (1999). «The relativity of discovery: Hilbert's first note on the foundations of physics». Arch. Hist. Exact Sci. 53: 529–75. Bibcode:1998physics..11050S. arXiv:physics/9811050
Sauer, Tilman (1999). «The relativity of discovery: Hilbert's first note on the foundations of physics». Arch. Hist. Exact Sci. 53: 529–75. Bibcode:1998physics..11050S. arXiv:physics/9811050