GRB 060729: Swift detection of a burst with an UVOT optical counterpart. Grupe, D. ; Barbier, L. M. ; Barthelmy, S. D. ; Burrows, D. N. ; Chester, M. M. ; Guidorzi, C. ; Kennea, J. A. ; Markwardt, C. B. ; Palmer, D. M. ; Racusin, J. L. ; Stamatikos, M. Abstract Publication: GRB Coordinates Network Pub Date: 2006 Bibcode: 2006GCN..5365....1G