@article{Lombardo:2010Mj, author = "Lombardo, Maria Paola and Splittorff, Kim and Verbaarschot, Jacobus", title = "{Fluctuations, correlations and the sign problem in QCD}", doi = "10.22323/1.091.0171", journal = "PoS", year = 2010, volume = "LAT2009", pages = "171" }