Sivers distribution functions and the latest SIDIS data
  We present an extraction of the Sivers distribution functions from the most recent experimental data of the HERMES and COMPASS experiments, assuming a negligible contribution of sea quark Sivers functions. 
M. Anselmino, M. Boglione, U. D'Alesio, S. Melis, F. Murgia and A.   Prokudin
hep-ph hep-ex