?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Sanguineti%2C+Marcello&rft.aulast=Sanguineti&rft.aufirst=Marcello&rft.title=A+Stochastic+Knapsack+Problem+with+Nonlinear+Capacity+Constraint&rft.date=2011&rft.genre=proceeding