?url_ver=Z39.88-2004&rft_id=10.1109%2FICIAS.2016.7824053&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Hassan%2C+M.A.&rft.aulast=Hassan&rft.aufirst=M.A.&rft.isbn=9781509008452&rft.date=2017&rft.title=Enhanced+people+counting+system+based+head-shoulder+detection+in+dense+crowd+scenario&rft.genre=proceeding