機電系統設計處 楊政忠 、洪秀琴 、戴維建 、張元龍 編製

http://metroautomation.org/barcelona-trials-vertical-psd/
https://www.straitstimes.com/singapore/transport/new-tuas-west-depot-will-be-the-biggest-here-and-feature-new-technology
http://www.mta.info/news/2019/08/13/omny-reaches-1-million-taps-less-3-months
https://www.transitlink.com.sg