Nateepat Srivarom and Weng Jingnong and Serm Chinnarat, Performance Analysis of the Precise Point Positioning Data Online Processing Service and Using for Monitoring Plate Tectonic of Thailand. [online]. World Academy of Science, Engineering and Technology. September 2017, vol. 11(9). 1038 - 1042[viewed 22 October 2018]. Available from: http://waset.org/abstracts/83430 .