1. Rhys, Briquetting;Jones,1963
2. Mathematical analysis of briquetting phenomena;Piersol,1948
3. A new process for briquetting coal without a binder;Gregory;J. Inst. Fuel,1960
4. High strength binderless Brown Coal Briquettes. Part I. Production and properties;Ellison;Fuel Process. Technol.,1981
5. Coal briquetting without a binder;Miller,1979