1. P.V. Smith, Economics of sorbent injection for coal fired boiler acid gas control, in: P.R. Dugan, D.R. Quigley and Y.A. Attia (Eds.), Processing and Utilization of High Sulfur Coals IV, Elsevier, Amsterdam, 1991, pp. 791–823
2. L. Zhijiang, Z. Xuyi and H. Xingyi, Research on the effect of pore size distribution of sulfur sorbent on the performance of sulfur capture, in: P.R. Dugan, D.R. Quigley and Y.A. Attia (Eds.), Processing and Utilization of High Sulfur Coals IV, Elsevier, Amsterdam, 1991, p. 731
3. C. Zhang, G. Xu and X. Lian, Criteria of sulfur capture performance of limestone, in: P.R. Dugan, D.R. Quigley and Y.A. Attia (Eds.), Processing and Utilization of High Sulfur Coals IV, Elsevier, Amsterdam, 1991, p. 723–729
4. Entschweflungsverfahren fur Kohlenge feuerte Kraftwerke;Beier;Gluckauf Forschungshefte,1981
5. E. Richter, K. Knoblauch and H. Juntgen, Methods using activated coke for the removal of S2O and CO2 from the flue gases of firing systems, in: Y.A. Attia (Ed.) Processing and Utilization of High Sulfur Coals, Elsevier, Amsterdam, 1985, p. 563