Cooke, Meyer; Wolf (1956). "The Specific Heats of Three Paramagnetic salts at Very Low Temperatures". Proceedings of the Royal Society of London. Series A, Mathematical and Physical Sciences237 (1210): 395–403. doi:10.1098/rspa.1956.0185. Bibcode: 1956RSPSA.237..395C.
Wang, Fei (2008). "Microcalorimetric investigation of the toxic action of ammonium ferric(III)sulfate on the metabolic activity of pure microbes". Environmental Toxicology and Pharmacology25 (3): 351–357. doi:10.1016/j.etap.2007.11.004. பப்மெட்:21783873. Bibcode: 2008EnvTP..25..351W.
Cooke, Meyer; Wolf (1956). "The Specific Heats of Three Paramagnetic salts at Very Low Temperatures". Proceedings of the Royal Society of London. Series A, Mathematical and Physical Sciences237 (1210): 395–403. doi:10.1098/rspa.1956.0185. Bibcode: 1956RSPSA.237..395C.
Wang, Fei (2008). "Microcalorimetric investigation of the toxic action of ammonium ferric(III)sulfate on the metabolic activity of pure microbes". Environmental Toxicology and Pharmacology25 (3): 351–357. doi:10.1016/j.etap.2007.11.004. பப்மெட்:21783873. Bibcode: 2008EnvTP..25..351W.
Wang, Fei (2008). "Microcalorimetric investigation of the toxic action of ammonium ferric(III)sulfate on the metabolic activity of pure microbes". Environmental Toxicology and Pharmacology25 (3): 351–357. doi:10.1016/j.etap.2007.11.004. பப்மெட்:21783873. Bibcode: 2008EnvTP..25..351W.