Kim, J. I. (2013). "The determinants of subway riderships at am-peak in daegu metropolitan city: focusing on the land use of station neighborhood areas." Journal of Transport Research, Vol. 20, No. 1, pp. 15-25 (in Korean).

Lee, C. H. and Yun, D. S. (2014). "Analysis of factors affecting rail transit ridership at urban rail stations." Journal of Korean Society of Transportation, Vol. 32, No. 2, pp. 139-151 (in Korean).

Oh Y. T., Kim T. H., Park J. J. and Rho J. H. (2009). "An Empirical Analysis of Influencing Factors toward Public Transportation Demand Considering Land Use Type Seoul Subway Station Area in Seoul." J. Korean Soc. Civ. Eng., Vol. 29, No. 4D, pp. 467-472 (in Korean).

Seoul Metropolitan City (2018). Map of Seoul. Available at: http://gis. seoul.go.kr.

Sohn, D. W. and Kim, J. (2011). "An analysis of the relationship between the morphological characteristics of transit centers and transit riderships in seoul metropolitan region." Journal of the Architectural Institute of Korea: Planning & Design,Vol. 27, No. 6, pp. 177-184 (in Korean).