@inproceedings{Henderson:2018YN, author = "Henderson, Brian", title = "{Results from the OLYMPUS Experiment on the Contribution of Hard Two-Photon Exchange to Elastic Electron-Proton Scattering}", doi = "10.22323/1.310.0149", booktitle = "Proceedings of XVII International Conference on Hadron Spectroscopy and Structure {\textemdash} PoS(Hadron2017)", year = 2018, volume = "310", pages = "149" }