Sumit Tiwari and  Rohit Tripathi and  G. N. Tiwari,  Thermal Analysis of Photovoltaic Integrated Greenhouse Solar Dryer.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2016, vol. 109(1). 81 - 85
    [viewed 20 October 2019]. Available from: https://publications.waset.org/pdf/10003509.