Tawee Chimsuk and  Surapong Auwatanamongkol,  A Thai to English Machine Translation System Using Thai LFG Tree Structure as Interlingua.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    December 2009, vol. 36(12). 1134 - 1139
    [viewed 15 December 2019]. Available from: https://publications.waset.org/pdf/15130.