Theerawut Jinayim and  Somchai Arunrungrasmi and  Tanes Tanitteerapan and  Narong Mungkung,  Highly Efficient Low Power Consumption Tracking Solar Cells for White LED-Based Lighting System .   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2007, vol. 4(4). 678 - 683
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/11365.