Dettner, K., and Schwinger, G. 1980. Defensive substances from pygidial glands of water beetles. Biochem. Syst. Ecol. 8:89-95. |
|
Dettner, K. 1979. Chemotaxonomy of water beetles based on their pygidial gland constituents. Biochem. Syst. Ecol. 7:129-140. |
|
Dettner, K., and Schwinger, G. 1977b. High 3-indoleacetic acid- and phenylacetic acid- concentrations in the pygidial glands of water beetles (Dytiscidae). Z. Naturforsch. C. 32:453-455. |
|