Pirapake, K. (2013), 'Application of Geo-Informatic Technology in Studying of Land Tenure and Land Use for Cultivation of Cash Crops by Local Communities in the Local Administration Organizations of Phailuang and Maepoon in Lublae District, Uttaradit Province', World Academy of Science, Engineering and Technology, Open Science Index 75, International Journal of Humanities and Social Sciences, 7(3), 639 - 642.