Thomsen J, Lund E H., Kristiansen K, Brunfeldt K, Malmquist J
The Danish Institute of Protein Chemistry, affiliated to the Danish Academy of Technical Sciences, 33, Finsensvej, DK-2000, F, Copenhagen, Denmark
FEBS Lett. 1972 Apr 15;22(1):34-36. doi: 10.1016/0014-5793(72)80212-6.