Towards open and reproducible multi-instrument analysis in gamma-ray astronomy C. Nigro, C. Deil, R. Zanin, T. Hassan, J. King, J. E. Ruiz, L. Saha, R. Terrier, K. Brügge, M. Nöthe et al. (12 more) A&A, 625 (2019) A10 Published online: 30 April 2019 DOI: 10.1051/0004-6361/201834938