@ARTICLE{GPDT-OMS2005,
 author  = "Serafini, Thomas and Zanghirati, Gaetano and Zanni, Luca",
 title   = "Gradient Projection Methods for Quadratic Programs and
            Applications in Training Support Vector Machines", 
 journal = "Optimization Methods and Software",
 volume  = "20",
 year    = "2005",
 pages   = "353--378"
}

@ARTICLE{PGPDT-JMLR2006,
 author  = "Zanni, Luca and Serafini, Thomas and Zanghirati, Gaetano",
 title   = "Parallel Software for Training Large-Scale Support Vector
            Machines on Multiprocessor Systems", 
 journal = "Journal of Machine Learning Research",
 volume  = "7",
 year    = "2006",
 pages   = "1467--1492"
}