Muflihah, Yeni, Zulfikar Zulfikar, Siswoyo Siswoyo, Asnawati Asnawati, & Qurrota Ayun. " High Performance Liquid Chromatography of Amino Acids Using Potentiometric Detector With A Tungsten Oxide Electrode." UNEJ e-Proceeding [Online], (2016): 276-278. Web. 6 May. 2024