1. Adams, C. R., Sartor, A. F., & Welch, J. G. (1974). Some practical problems in achieving standardization of catalyst testing. In S.W. Weller (Ed.), Standardization of catalyst test methods, AIChE symposium series 143, vol. 70 (p. 49). New York: AIChE.
2. Problems in standardizing catalyst tests;Adams;Chemical Engineering Progress,1975
3. Theory and practice of the formulation of heterogeneous catalysts;Andrew;Chemical Engineering Science,1981
4. ASTM Committee D-32. (2000a). D4179-88a(1994) Standard test method for single pellet crush strength of formed catalyst shapes. In 2000 annual book of ASTM standards, vol. 5.05 (p. 364). West Conshohocken, PA: American Society for Testing and Materials.
5. ASTM Committee D-32. (2000b). D6175-98 Standard test method for radial crush strength of extruded catalyst particles. In 2000 annual book of ASTM standards, vol. 5.05 (p. 453). West Conshohocken, PA: American Society for Testing and Materials.