?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Le%2C+Trung+Thanh&rft.aulast=Le&rft.aufirst=Trung+Thanh&rft.date=18+October+2017&rft.title=On+the+overall+ROC+of+multistage+systems&rft.genre=proceeding