Gabriel, S. and Bernstein, D. (1997). “The traffic equilibrium problem with nonadditive path costs.” Transportation Science, Vol. 20, No. 5, pp. 337-348. 10.1287/trsc.31.4.337

Kim, S. (2014). “Improvements in methods of transfer passenger flow prediction between subway lines.” The Seoul Institute, 2014-BR-07 (in Korean).

Lee, M. Y. (2004). Transportation network models and algorithms considering directional delay and prohibitions for intersection movement. Ph.D. Thesis, University of Wisconsin at Madison.

Lee, M. Y. (2015). “Analysis of transit passenger movement within seoul－gyeonggi－incheon area using transportation card data.” Korea Research Institute for Human Settlements, 2015-06 (in Korean).

Lee, M. Y. (2017). “Transportation card based optimal m-similar paths searching for estimating passengers' route choice in seoul metropolitan railway network.” Journal of The Korean Society of Civil Engineers, Vol. 16, No. 2, pp. 1-12 (in Korean). 10.12815/kits.2017.16.2.01

Lee, M. Y. and Sohn, J. E. (2016). “Estimating transfer trips in seoul metropolitan urban railway network (using transportation card data).” Journal of The Korea Institute of Intelligent Transport Systems, Vol. 15, pp. 36-46 (in Korean). 10.12815/kits.2016.15.6.036

Metropolitan Transportation Authority (MTA) (2016). “Joint project for the analysis of seoul metropolitan passenger origin and destination trip (OD) in 2015 year.”

Shin, S. (2013). Research for Allocation of Connected Fare and Construction of Daily Revenue Allocation System for the Seoul Metropolitan Intercity / Urban Railway Organization, The Seoul Institute.

Shin, S. I., Baek, N. C. and Nam, D. H. (2016). “A heuristic optimal path search considering cumulative transfer functions.” Journal of The Korea Institute of Intelligent Transportation Systems, Vol. 15, No. 3, pp. 60-67 (in Korean). 10.12815/kits.2016.15.3.060