Albracht S P.J., Van Heerikhuizen H, Slater E C.
Laboratory of Biochemistry, B.C.P. Jansen Institute, University of Amsterdam, Plantage Muidergracht 12, -C, Amsterdam, The Netherlands
FEBS Lett. 1971 Mar 22;13(5):265-266. doi: 10.1016/0014-5793(71)80236-3.