Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 11 references without a DOI — listed, not checked
no DOI — not checkedBird, M.I., Chang, C.H., Shirlaw, J.N., Tan, T.S. & The, T.S. Mylius, A. 2005. Singapore tunnel collapse, New Civil The age and origin of the Quaternary sediments of Engineer, 6 April 2005. Singapore, with emphasis on the Marine Clay. Work- Public Works Department (PWD) 1976. Geology of shop "Updating the Engineering Geology of Singapore". the Republic of Singapore, Public Works Department, InProc. Underground Singapore 2003. November, NTU, Singapore. Singapore, pp.428-440. Shirlaw, J.N. & Wen, D.1999. Measurements of pore pres
no DOI — not checkedCao, L.F., Chang, M.F., Teh, C.I., Choa, V. & Bo, M.W. 2001. in geomechanics. Leung, Tan & Poon (eds), Balkema, Evaluation of shear strength parameters of Singapore 241-246. Marine Clay. In Proceedings of Under Ground Singapore Shirlaw, J.N., Wen, D., Nadarajah, P., Yoon, S. I. & 2001, Singapore, November, 2001, pp.315-322. Sugawara, S. 2000a. Design issues related to jet grouted
no DOI — not checkedChang, M.F. 2000. Basal stability analysis of braced cuts in slabs at the base of excavations. Proc. Tunnels and Underclay. J. Geotechnical and Geoenvironmental Engineering, ground Structures, 26-29 November, Singapore. publ. ASCE, 126(3), pp.273-275. Balkema.639-645.
no DOI — not checkedChiam, S.L., Wong, K.S., Tan, T.S., Ni, Q., Khoo, K.S. & Shirlaw, J.N., Wen, D., Nadarajah, P., Yoon, S. I. & Chu, J. (2003). The Old Alluvium. Workshop "Updating Sugawara, S. 2000b. Construction issues related to jet the Engineering Geology of Singapore". In Proc. Under- grouted slabs at the base of excavations. Proc. Tunnels and ground Singapore 2003. November, NTU, Singapore, Underground Structures, 26-29 November, Singapore. pp.408-427. publ. Balkema.653-658.
no DOI — not checkedCIRIA C580 (2003). Embedded retaining walls - guidance Shirlaw, J.N. 2003. Jet grouting soft clays for tunnelling and for economic design. Gaba, A.R., Simpson, B., Powrie, W. deep excavations - design and construction issues. Proc. & Beadman, Publ. CIRIA. Grouting and Ground Treatment, 3rd Int Conf. ASCE,
no DOI — not checkedp_9
no DOI — not checkedSingapore Mass Rapid Transit International Seminar on Construction Problems in Soft System - Detailed Geotechnical Study Interpretative Soils
no DOI — not checkedDavies, R.V. & Walsh, N.M. (1983). Excavations in Singapore Lower Marine Clay." In Characterisation and Engineermarine clays. Proc. Construction in soft soils, NTU, ing Properties of Natural Soils, Balkema, Vol.1, editedSingapore. by T.S. Tan, K.K. Phoon, D.W. Hight and S. Leroueil,
no DOI — not checkedKado, Y., Shirlaw, J.N., Ishii, T. & Lim, K. 1987. Chemico- Wong, K.S. & Goh, A.T.C. 2002. Basal Heave Stability lime pile soil improvement. 5th Int. Geot. Seminar: Case for Wide Excavations, 3rd International Symposium on histories in soft clay, NTU, Singapore. Geotechnical Aspects of Underground Construction in
no DOI — not checkedKarlsrud, K. (1986). Performance monitoring of deep sup- Soft Ground, Toulouse, France, pp.699-704. ported excavations in soft clay.Proc. 4th Int. Geot. Wong, K.S., Poh, K.B., Togo, A. & Orihara, K. 2002. "Base-Seminar,`Field instrumentation and in-situ measurement', ment Excavation at The Esplanade - Theatres on the Bay," NTU, Singapore, 187-202. Proceeding of Conference on Case Studies in Geotech
no DOI — not checkedLim, P.C. & Tan, T.S. 2003. A Floating-Type braced nical Engineering, Institution of Engineers, Singapore, excavation in soft marine clay. In Proceedings of pp.229-242.
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