M. H. Moore; R. K. Khanna (1990). "Infrared and mass spectral studies of proton irradiated H2O + CO2 ice: Evidence for carbonic acid". Spectrochimica Acta Part A. doi:10.1016/0584-8539(91)80097-3. Bibcode: 1991AcSpA..47..255M.
Soli, A. L.; R. H. Byrne (2002). "CO2 system hydration and dehydration kinetics and the equilibrium CO2/H2CO3 ratio in aqueous NaCl solution". Marine chemistry78 (2–3): 65–73. doi:10.1016/S0304-4203(02)00010-5.
M. H. Moore; R. K. Khanna (1990). "Infrared and mass spectral studies of proton irradiated H2O + CO2 ice: Evidence for carbonic acid". Spectrochimica Acta Part A. doi:10.1016/0584-8539(91)80097-3. Bibcode: 1991AcSpA..47..255M.