1. , , Liebigs Ann. Chem. 1987, 183–32.
2. British Pharmacopia, Vol. 1, 1980, p. 303.
3. Controlled Release Molluscicides, Environmental Management Laboratory, University of Akron, Akron, Ohio 44325, USA, 1977, pp. 47, 70, 72.
4. Cinnamoylnitrile-, pyran-, and pyranopyrazole-derivatives containing the salicylanilide moiety with anticipated molluscicidal activity