@inproceedings{Delbart:2016SU, author = "Delbart, Alain", title = "{HARPO, TPC as a gamma telescope and polarimeter: First measurement in a polarised photon beam between 1.7 and 74 MeV}", doi = "10.22323/1.236.1016", booktitle = "Proceedings of The 34th International Cosmic Ray Conference {\textemdash} PoS(ICRC2015)", year = 2016, volume = "236", pages = "1016" }