?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Ridha+Putra+%2C+Widyaka&rft.aufirst=Widyaka&rft.aulast=Ridha+Putra+&rft.title=Alat+Pengukur+Kadar+Alkohol+Pada+Cairan+Menggunakan+Sensor+MQ-3+Berbasis+Mikrokontroler+ATmega8&rft.date=September+2012&rft.inst=UNY&rft.degree=S1