WASET
    Rohit Tripathi and  Sumit Tiwari and  G. N. Tiwari,  Performance of Partially Covered N Number of Photovoltaic Thermal (PVT) - Compound Parabolic Concentrator (CPC) Series Connected Water Heating System.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2016, vol. 109(1). 111 - 116
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10003707.