S. Chumkiew and  W. Srisang and  K. Jaroensutasinee and  M. Jaroensutasinee,  Phenology of the Parah tree (Elateriospermumtapos) using a GAPS Model.   journal   = {International Journal of Bioengineering and Life Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2007, vol. 8(8). 91 - 95
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9308.