Kim, Hye Ji
Jung, Hosung
Ko, Young Jun
Chae, Eun Su
Kim, Hyo Jin
Hwang, Il Seo
Heo, Jae-Haeng
Park, Jong-young http://orcid.org/0000-0001-8821-3251
Funding for this research was provided by:
Korea Railroad Research Institute
Article History
Received: 16 September 2020
Revised: 6 December 2020
Accepted: 22 January 2021
First Online: 15 February 2021