Suyatna, F. D., R. Setiabudy, O. Tjandra, and E. Herwana. “Identification of C<sub>5</sub><sup>+</sup&gt; Extraband of Butyrylcholinesterase and Two Protein Bands Cathodic to It”. Medical Journal of Indonesia, Vol. 10, no. 3, Aug. 2001, pp. 144-9, doi:10.13181/mji.v10i3.23.