ROTREKL, Vladimír, Eliška NEJEDLÁ,
Igor KUČERA, Fuad ABDALLAH, Klaus PALME and
Břetislav BRZOBOHATÝ. The role of cysteine residues in structure and enzyme activity of a maize beta-glucosidase.
European Journal of Biochemistry. 1999, vol. 266, No 3, p. 1056-1065. ISSN 0014-2956.