机译:GRB 100614A and GRB 100615A: Two extremely dark gamma-ray bursts
INAF-Osservatorio Astronomico di Roma, Via Frascati 33, 00040 Monteporzio Catone, Italy;
ASI-Science Data Center, Via Galileo Galilei, 00044 Frascati, Italy;
Dust; Extinction; Gamma-ray burst: general; Gamma-ray burst: individual: GRB 100614A; Gamma-ray burst: individual: GRB 100615A; Stars: Population III;