1. Alexandrescu, M., Courtillot, V. and Mouël, J.-L. L. (1996). Geomagnetic field direction in Paris since the mid-sixteenth century. Phys ics of the Earth and Planetary Interiors, 98, 321–360.
2. Batt, C. M. (1997). The British archaeomagnet ic calibrat ion curve: an objective treatment. Archaeom etry, 39, 163–168.
3. Boothby, W. M. (1975). An in troduction to differentiable manifolds and Riemanniangeom etry. Academic Pr ess, New York.
4. Bronk Ramsey, C. (1995). Radio carbon calibration and analysis of stratigraphy:the OxCal program. Radio carbon, 37,425–430.
5. Bronk Ramsey, C. (1998). The role of stat ist ical methods in the interpretation of radiocarbon dat es. In J. Evin, C. Oberlin, J. P. Daugas and J. F.Salles (eds.), 14
C et archeoloqie: Seme cotiqte s intern ational, Lyon, 6–10 avril 1998. Memoires de la Societe Prehistorique Fran caise Tome XXVI et Supplement 1999 de la Revue d’Archeornetrie, 83–86.