?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Marco&rft.au=Cello%2C+Marco&rft.aulast=Cello&rft.date=2011&rft.btitle=CTW+2011+Conference+Proceedings&rft.title=A+Generalized+Stochastic+Knapsack+Problem+with+Application+in+Call+Admission+Control&rft.genre=bookitem