1. A. Gardziella, L. A. Pilato, and A. Knop, “Phenolic Resins (Chemistry, Applications, Standardization, Safety and Ecology)”, pp.24–82, Springer, Frankfort, 2000.
2. A. Gardziella, L. A. Pilato, and A. Knop, “Phenolic Resins (Chemistry, Applications, Standardization, Safety and Ecology)”, pp.109–121, Springer, Frankfort, 2000.
3. C.-C. M. Ma, H.-D. Wu, Y.-F. Su, M.-S. Lee, and Y.-D. Wu, Compos. Part A-Appl. Sci. Manuf., 28, 895 (1997).
4. M. H. Choi, B. H. Jeon, and I. J. Chung, J. Polym., 41, 3243 (2000).
5. A. P. Mouritz, J. Mater. Sci., 37, 1377 (2002).