1. Allman, R. (1977). “Refinement of the hydrid layer structure Ca2Al(OH)6·½SO4·3H2O.” Neues Jahrbuch für Mineralogie Monatshefte, 217, 136-144.
2. Bannister, F. A., Hey, M. H. and Bernal, J. D. (1936). “Ettringite from Scawt Hill.” Mineralogical Magazine, 24, 324-328.
3. Bensted, J. (1976a). “Uses of Raman spectroscopy in cement chemistry.” Journal of the American Ceramic Society, 59 (3-4), 140-143.
4. Bensted, J. (1976b). “Appraisal of the calcium sulfate - water system by Raman spectroscopy.” Zement Kalk Gips, 29 (9), 416-418.
5. Bensted, J. (1977). “Raman spectral studies of carbonation phenomena.” Cement and Concrete Research, 7 (2), 161-164.