1. Chelen , E. J. , G. B. Haldipur , W. J. Havener , D. L. Keairns , L. A. Salvador , and A. B. Turner . 1982 .Advanced coal gasification system for electric power generation. Final report for the U.S. Department of Energy by KRW, Inc. 225 p. FE-14752-28.
2. Dawkins , R. P. , M. K. Hughes , D. G. Lamprecht , A. D. Rao , and M. T. Sander . 1985 . Cost and performance of Kellogg Rust Westinghouse-based gasification-Combined cycle plants . Electric Power Research Institute . AP-4018 .