1. Abderhalden, E., and Heyns, K., 1933, Nachweis von Chitin in Flügelresten von Coleopteren des oberen Mitteleocäns. Biochem. Z. 259: 320–321.
2. Allan, G. G., Fox, J. R., and Kong, N., 1978, A critical evaluation of the potential sources of chitin and chitosan, in: Proceedings of the First International Conference on Chitin/Chitosan (R. A. A. Muzzarelli and E. R. Pariser, eds.), pp. 64–78, MIT Sea Grant Report 78-7.
3. Amagase, S., Mori, M., Nakayama, S., 1972, Digestive enzymes in insectivorous plants. IV. Enzymatic digestion of insects by Nepenthes secretion and Drosera peltata extract: Proteolytic and chitinolytic activities, J. Biochem. 72: 765–767.
4. Amako, K., Shimodori, S., Imoto, T., Miake, S., and Umeda, A., 1987, Effects of chitin and its soluble derivatives on survival of Vibrio cholerae O1 at low temperature, Appl. Environ. Microbiol. 53: 603–605.
5. Aronson, J. M., and Lin, C. C., 1978, Hyphal wall chemistry of Leptomitus lacteus, Mycologia 70: 363–369.