References

• Barthelmy S., 1998, the GCN (BACODINE) system, on line document available at http://gcn.gsfc.nasa.gov/gcn/ gcn_describe.html
• Barthelmy S., et al., 1999, A&AS (in press)
• Bringer M., Peignot C., Boër M., Fontan G., Merce C., 1999, A&AS (in press)