Geraerts, W. P. M., Ter Maat, A., & Hogenes, T. M. (1984). Studies on release activities
of the neurosecretory caudo-dorsal cells of Lymnaea stagnalis. In J. Hoffman, & M. Porchet (Eds.),
Biosynthesis, metabolism and mode of action of invertebrate hormones (pp. 44-50). Berlin:
Springer.