Chemical Abstracts, vol. 92, No. 25, Jun. 23, 1980, p. 417, Abstract No. 212933f. |
Chemical Abstracts, vol. 97, No. 11, Sep. 13, 1982, p. 402, Abstract No. 88225p. |
Chemical Abstracts, vol. 100, No. 21, May 21, 1984, p. 429, Abstract No. 172386e. |
Chemical Abstracts, vol. 101, No. 11, Sep. 10, 1984, p. 400, Abstract No. 87917e. |
Biological Abstracts No. 76039245 (1982). |
Japanese Patent Gazette (Kokai) No. 62-502936, dated Nov. 26, 1987. |
Japanese Patent Gazette (Kokai) No. 55-157502, dated Dec. 8, 1980. |
Japanese Patent Gazette (Kokai) No. 62-25974, dated Feb. 3, 1987. |
Japanese Patent Gazette (Kokai) No. 63-3786, dated Jan. 8, 1988. |
Japanese Patent Gazette (Kokai), No. 59-21388, dated Feb. 3, 1984. |
Japanese Patent Gazette (Kokai) No. 62-175172, dated Jul. 31, 1987. |
Japanese Patent Gazette (Kokai) No. 62-171680, dated Jul. 28, 1987. |
Japanese Patent Gazette (Kokai) No. 63-209581, dated Aug. 31, 1988. |
Keese et al. Science vol. 219 pp. 1448-1449 1983. |