1. van Liere, J., Trondt, M., Schmitz, H. P. and Bakker, W. T. in ‘Materials for Coal Gasification’ (Eds W. T. Bakker, V. Hill and S. Dapkunas), ASM International, Metals Park, OH, 1987, p. 211
2. van Liere, J., Kip, J. B. M. and Bakker, W. T. in ‘Proc. 9th EPRI Conference on Gasification Power Plants’ (Ed. N. Holt), EPRI, Palo Alto, CA, 1990, p. 22–1; EPRI Report TR-100466, 1992
3. Bakker, W. T. and Bonvallet, J. A. in ‘Corrosion/93’, NACE, Houston, TX, 1993, Paper No. 238