Katejarinporn Chaiya and Thawit Janbanklong, Decision Support System for Tourism in Northern Part of Thailand. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. September 2014, vol. 91(7). 2358 - 2361 [viewed 23 September 2024]. Available from: https://publications.waset.org/pdf/9999480.