1. Brimacombe, J. S., Webber, J. M.: Mucopolysaccharides. Amsterdam-London-New York: Elsevier 1964.
2. Kaller, H.: Pharmacology of Trasylol. In: New aspects of Trasylol therapy, Book 2, edit. R. Marx, H. Imdahl and G. L. Haberland, p. 1–8. Stuttgart: Schattauer 1967.
3. Lagunoff, D.: The properties of mast call proteases. Biochem. Pharmacol. 17 Suppl., 221–227 (1968).
4. Pearse, A. G. E.: Histochemistry; theoretical and applied, third edit., vol.1. Edinburgh: Churchill 1968.
5. Quintarelli, G., Scott, J. E., Dellovo, M. C.: The chemical and histochemical properties of Alcian blue. II. Dye binding of tissue polyanions. Histochemie 4, 86–98 (1964).