@article{Varela:2015jg, author = "Varela, Karla and Van Eerten, H.J. and Greiner, Jochen and Schady, Patricia", title = "{Constraining the fireball scenario of GRB afterglows with GROND and multi-wavelength data}", doi = "10.22323/1.233.0115", journal = "PoS", year = 2015, volume = "SWIFT 10", pages = "115" }