BeppoSAX NFI observation of GRB990705. Amati, L. ; Frontera, F. ; Antonelli, L. A. ; Cusumano, G. ; Gandolfi, G. ; Costa, E. ; Daniele, M. R. ; Giommi, P. Abstract Publication: GRB Coordinates Network Pub Date: 1999 Bibcode: 1999GCN...384....1A