Referentie:
Rayor, Linda & Mooney, Larissa & Renwick, J. Alan. (2007). Predatory Behavior of Polistes dominulus Wasps in Response to Cardenolides and Glucosinolates in Pieris napi Caterpillars. Journal of chemical ecology. 33. 1177-85. 10.1007/s10886-007-9283-4.URL:
https://www.researchgate.net/publication/6376324_Predatory_Behavior_of_Polistes_dominulus_Wasps_in_Response_to_Cardenolides_and_Glucosinolates_in_Pieris_napi_CaterpillarsLiteratuur