Korea National Spatial Data Infrastructure Portal, Available at: www.nsdi.go.kr.Korea National Spatial Data Infrastructure Portal, Available at: www.nsdi.go.kr.

Lee, S. M. and Jo, S. H. (2011). “The study on legal and institutional improvement to the acquisition and sharing of land monitoring data.” Journal of Korea Spatial Information Society, Vol. 19, No. 6, pp. 29-41 (in Korean).Lee, S. M. and Jo, S. H. (2011). “The study on legal and institutional improvement to the acquisition and sharing of land monitoring data.” Journal of Korea Spatial Information Society, Vol. 19, No. 6, pp. 29-41 (in Korean).

Lim, H. T., Kim, J., Lee, Y. J., Seo, Y. S. and Lee, G. J. (2014). “A study on the legislative improvement for the development of the spatial information system.” Korea Land and Geospatial Inpormatix Corporation, Jeonju, Republic of Korea (in Korean).Lim, H. T., Kim, J., Lee, Y. J., Seo, Y. S. and Lee, G. J. (2014). “A study on the legislative improvement for the development of the spatial information system.” Korea Land and Geospatial Inpormatix Corporation, Jeonju, Republic of Korea (in Korean).

Ministry of Land, Infrastructure and Transport (2013). “National Spatial Information Policy-General Plan.” Ministry of Land, Infrastructure and Transport, Sejong, Republic of Korea (in Korean).Ministry of Land, Infrastructure and Transport (2013). “National Spatial Information Policy-General Plan.” Ministry of Land, Infrastructure and Transport, Sejong, Republic of Korea (in Korean).

National Law Information Center, Available at: www.law.go.kr.National Law Information Center, Available at: www.law.go.kr.

National Spatial Information Clearinghouse, Available at: www.nsic.go.kr.National Spatial Information Clearinghouse, Available at: www.nsic.go.kr.

Won, J. U. (2014). “A study on the reference system for spatial information of railway object.” Journal of Information Technology and Architecture, Vol. 11, No. 4, pp. 441-448.Won, J. U. (2014). “A study on the reference system for spatial information of railway object.” Journal of Information Technology and Architecture, Vol. 11, No. 4, pp. 441-448.

Won, J. U. and Kim, J. W. (2015). “Requirement analysis and design of reference system for spatial information of railway objects.” Journal of Information Technology and Architecture, Vol. 12, No. 1, pp. 145-157.Won, J. U. and Kim, J. W. (2015). “Requirement analysis and design of reference system for spatial information of railway objects.” Journal of Information Technology and Architecture, Vol. 12, No. 1, pp. 145-157.