GRB030226: optical observations and refined redshift. Ando, M. ; Ohta, K. ; Watanabe, C. ; Aoki, K. ; Ohyama, Y. ; Kawabata, K. S. ; Harasawa, S. ; Scarla, D. ; Kawai, N. Abstract Publication: GRB Coordinates Network Pub Date: 2003 Bibcode: 2003GCN..1884....1A