WASET
    Jung-Chuan Chou and  Wei-Lun Hsia,  Study on the Characteristics of the Measurement System for pH Array Sensors.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2009, vol. 29(5). 1116 - 1119
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10246.