Lui”. ChannelNewsAsia (28 June 2015). 28 June 2015閲覧。 ^ "Locations of Downtown Line stations will depend on commuter traffic", Wong Wai Mun, Channel NewsAsia
2008). “MRT's Boon Lay extension to start operating from 28 Feb 2009”. ChannelNewsAsia. http://www.channelnewsasia.com/stories/singaporelocalnews/view/386457/1/
2008). “MRT's Boon Lay extension to start operating from 28 Feb 2009”. ChannelNewsAsia. http://www.channelnewsasia.com/stories/singaporelocalnews/view/386457/1/