1. Lect. Notes Math.;P. Berthelot,1974
2. Lect. Notes Math.;P. Berthelot,1982
3. [B-I] Berthelot, P., Illusie, L.: Classes de Chern en cohomologie cristalline. C.R. Acad. Sci., Paris270, 1695–1697 (1970)
4. [E] Etesse, J.-Y.: Rationalité et valeurs de fonctionsL en cohomologie cristalline, Ann. Inst. Fourier38(4), 33–92 (1988)
5. [F] Fontaine, J.-M.: Letter to W. Bauer. (July 16th, 1991)