1. Nygaard, A.P. in “The Enzymes”,2nd Ed. (Boyer, P.D., Lardy, H., Myrbäck, K., eds.) 7,557–565 (1963) (Review)
2. Nygaard, A.P.: J. Biol. Chem.,236,920–925 (1961)
3. Gregolin, C., Singer, T.P.: Biochim. Biophys. Acta.67,201–218 (1963)
4. Brockman, H.L., Wood, W.A.: Methods Enzymol.,41 PtB,309–312 (1975) (Review)
5. Hatefi, Y., Stiggall, D.L. in “The Enzymes”,3rd Ed. (Boyer, P.D., ed.) 13,175–297 (1976) (Review)