Robuta

https://gcn.nasa.gov/circulars/6216 GCN - Circulars - 6216 - GRB 070318: absorption-line redshift gcn circulars grb absorption line https://gcn.nasa.gov/circulars/6217 GCN - Circulars - 6217 - GRB 070318: Gemini + Magellan spectra gcn circulars grb gemini magellan https://test.gcn.nasa.gov/circulars/6217 GCN - Circulars - 6217 - GRB 070318: Gemini + Magellan spectra gcn circulars grb gemini magellan