?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Nguyen%2C+Thi+Huyen+Nga&rft.aulast=Nguyen&rft.aufirst=Thi+Huyen+Nga&rft.date=29+April+2016&rft.title=Monitoring+and+classification+of+cow+activities+using+three-dimensional+accelerometers&rft.genre=proceeding