1. White, A., Handler, P., Smith, E.L.: Principles of Biochemistry, p. 352. New York: McGraw-Hill 1964
2. Slater, E.C., in: Methods of Enzymology, Vol. X, p. 48. New York: Academic Press 1968
3. Solomos, T.: Ann. Rev. Plant Physiol.28, 279 (1977)
4. Air Quality Criteria for Sulfur Oxides, p. 20. Nat. Air Poll. Control Administr. Publ. No. AP-50, Washington, D.C. (1969)
5. Eigen, M., Kustin, K., Maass, G.: Z. Phys. Chem.30, 130 (1961)