@inproceedings{YUAN:2009qD, author = "YUAN, Feng", title = "{Recent development in proton spin physics}", doi = "10.22323/1.061.0030", booktitle = "Proceedings of LIGHT CONE 2008 Relativistic Nuclear and Particle Physics {\textemdash} PoS(LC2008)", year = 2009, volume = "061", pages = "030" }