References

1. Yingxin Zhou and Jian Zhao, Assessment and planning of underground space use in Singapore, Tunnelling and Underground Space Technology, Volume 55, May 2016, p. 249-256. https://doi.org/10.1016/j.tust.2015.12.018
2. Michael Cjin, Cross-Island Cable Tunnel Project, ITA Tunnelling Awards 2016
3. Cheryl Zi Du Lee, Developing Underground Space: A View From Singapore, 2021
4. Yong Kwet-Yw, Uncovering the Underground, CLC Lecture Series, 2018
5. Yingxin Zhou and J.Zhao, Advances and challenges in underground space use in Singapore, Geotechnical Engineering Journal of the SEAGS & AGSSEA Vol. 47 No. 3, 2016
6. Hee Suk Lee and Yingxin Zhou, Status and Issues for Underground Space Development in Singapore, Tunnel and Underground Space. 31 August 2018. 304-324
7. Yingxin Zhou, Advance and challenges in Underground Space Use in Singapore, SREMG Netwoking Night, 2017
8. htps://www.ura.gov.sg/Corporate/GetInvolved/PlanOurFutureSG/InnovativeUrbanSolutions/Undergroundspace
9. URA and ARUP, Underground Developments, A benchmarking study to explore international best practices in underground space management, 2013
10. Tan Eng Khiam, Designing Coordinated Services Tunnels for Environmental Health and Safety, 2006
11. https://www.clc.gov.sg/events/lectures/view/undergroundspaceforaliveablesingapore, 2018