@inproceedings{Cooper-Sarkar:2012J5, author = "Cooper-Sarkar, Amanda", title = "{PDF Fits at HERA}", doi = "10.22323/1.134.0320", booktitle = "Proceedings of XXIst International Europhysics Conference on High Energy Physics {\textemdash} PoS(EPS-HEP2011)", year = 2012, volume = "134", pages = "320" }