Lee, Kwangwoo
Suk, Jaewook
Kim, Hyunki
Jeong, Sangseom
Funding for this research was provided by:
National Research Foundation of Korea (No. 2019R1A6A3A03032125)
Korea Railroad Research Institute (No. PK2002A1)
Institut Pengurusan dan Pemantauan Penyelidikan, Universiti Malaya (No. NDMI-PR-2020-07-02)
Article History
Received: 27 April 2020
Accepted: 12 October 2020
First Online: 22 October 2020