1. Inhibition of potassium- and acetylcholine-induced contractions in a molluscan smooth muscle by herbicidal carbamates;Schwippert;Comp. Biochem. Physiol,1982
2. Über die Wirkung von Herbiziden auf die glatte Muskulatur von Evertebraten;Schwippert;Dissertation RWTH Aachen,1984
3. Side effects of herbicides on the mobility of snails and earthworms: Uptake and site of action;Backhaus;Med. Fac. Landbouww. Rijksuniv. Gent,1984
4. Structure-activity relationship of herbicides inhibiting ACh-induced contractions in a molluscan smooth muscle;Schwippert;Pestic. Biochem. Physiol,1985