H.W. Yen, S.W. Ooi, M. Eizadjou, A. Breen, C.Y. Huang, H.K.D.H. Bhadeshia, S.P. Ringer, "Austenite engineering by enhancing stress-assisted α' martensite in a newly-designed strong ultrafine duplex steels", Acta Materialia, 82, 100-114 (2015). S.W. Ooi, P. Hill, M. Rawson, H.K.D.H. Bhadeshia, "Effect of Retained Austenite and High Temperature Laves Phase on the Work Hardening of an Experimental Maraging Steel", Materials Science and Engineering: A, 564, 485-492 (2013). S.W. Ooi, H.K.D.H. Bhadeshia, "Duplex Hardening of Steels for Aeroengine Bearings" ISIJ International, 52, 1927-1934 (2012). S.W. Ooi, G. Fourlaris, "A Comparative Study of Precipitation Effects in Ti only and Ti-V Ultra Low Carbon (ULC) Strip Steels", Materials Characterization, 56, 214-226 (2006).