1. Adler, E.: Recent Studies on the Structural Elements and the Reaction of Lignin. Chimie et biochemie de la lignine, de la cellulose et des hemicelluloses. Actes du symposium international de Grenoble1964, S. 73/83.
2. Armand, E., u. S. Thivend: Sur la production d'acidesphenols par des myceliums d'Hymenomycétes en un milieu glucosé. Compt. Rendu Bd.260 (1963) S. 1472/1473.
3. Axelrod, J.: The Enzymic Cleavage of Aromatic Ethers. Biochem. J., Bd.63 (1956) S. 634/639.
4. Dagley, S., W. Ch. Evans and D. W. Ribbons: New Pathways in the Oxidative Metabolism of Aromatic Compounds by Microorganism. Nature Bd.188 (1960) S. 560/566.
5. Day, W. C., M. J. Pelczar and S. Gottlieb: The Biological Degradation of Lignin 1. Utilization of Lignin by Fungi. Arch. Biochem. Bd.23 (1949) S. 360/369.