1. Studer D, Graber W, Al-Amoudi A et al (2001) A new approach for cryofixation by high-pressure freezing. J Microsc (Oxford) 203:285–294
2. Riehle U (1968) Über die Vitrifizierung verdünnter wässriger Lösungen. Thesis, Federal Institute of Technology, Zurich, Switzerland.
3. Moor H, Riehle U (1968) Snap-freezing under high pressure: a new fixation technique for freeze-etching. In: Bocciarelli DS (ed) Proceedings of the fourth European regional conference on electron microscopy vol 2. Rome, pp 33–34
4. McDonald K, Schwarz H, Muller-Reichert T et al (2010) “Tips and tricks” for high-pressure freezing of model systems. Methods Cell Biol 96:671–693
5. Muhlfeld C (2010) High-pressure freezing, chemical fixation and freeze-substitution for immuno-electron microscopy. Methods Mol Biol 611:87–101