Block, John H.; Beale, John M., eds. (2004). "Central Nervous System Depressant". Wilson and Gisvold's Textbook of Organic Medicinal and Pharmaceutical Chemistry. Philadelphia, PA: Lippincott, Williams & Wilkins. p. 495. ISBN978-0-7817-3481-3.
J. B. Bossa, P. Theulé, F. Duvernay, F. Borget and T. Chiavassa (2008): "Carbamic acid and carbamate formation in NH3:CO2 ices – UV irradiation versus thermal processes". Astronomy and Astrophysics, volume 492, issue 3, pages 719-724. doi:10.1051/0004-6361:200810536
Z. J. Dijkstra, A. R. Doornbos, H. Weyten, J. M. Ernsting, C. J. Elsevier, and J. T. F. Keurentjes (2007): "Formation of carbamic acid in organic solvents and in supercritical carbon dioxide". Journal of Supercritical Fluids, volume 41, issue 1, pages 109-114. doi:10.1016/j.supflu.2006.08.012
Y.-J. Chen, M. Nuevo, J.-M. Hsieh, T.-S. Yih, W.-H. Sun, W.-H. Ip, H.-S. Fung, S.-Y. Chiang, Y.-Y. Lee, J.-M. Chen and C.-Y. R. Wu (2007): "Carbamic acid produced by the UV/EUV irradiation of interstellar ice analogs". Astronomy and Astrophysics, volume 464, issue 1, pages 253-257. doi:10.1051/0004-6361:20066631
Jäger, Peter; Rentzea, Costin N.; Kieczka, Heinz (2000). "Carbamates and Carbamoyl Chlorides". Ullmann's Encyclopedia of Industrial Chemistry. doi:10.1002/14356007.a05_051. ISBN3527306730.