Cross Island MRT Links
https://lovemacritchie.wordpress.com/
http://ifonlysingaporeans.blogspot.sg/2016/02/cross-island-line-2-billion-extra-cost.html
http://www.straitstimes.com/singapore/transport/from-the-straits-times-archives-all-you-need-to-know-about-the-cross-island-line