@article{Schaefer:2014xb, author = "Schaefer, Wolfgang", title = "{Central $\mu^+ \mu^-$ production via photon-photon fusion in proton-proton collisions with proton dissociation}", doi = "10.22323/1.203.0079", journal = "PoS", year = 2014, volume = "DIS2014", pages = "079" }