Number | Name | Date | Kind |
---|---|---|---|
3839421 | Schwieter et al. | Oct 1974 | |
3875241 | Corbier et al. | Apr 1975 | |
3957877 | Schulte-Elte | May 1976 |
Entry |
---|
Hellyer. Aust. J. Chem., vol. 21, (1968), 2825. |
Jain et al., Proc. Indian Acad. Sci., vol. 42A (1955), 279-284. |