1. Chen Y.-Z. Lin L. Wang C.-W. Yeh C.-C. Hwang S.-Y. 2004. Response of two Pieris (Lepidoptera: Pieridae) species to fertilization of a host plant. Zoo. Stud. 43: 778–786.
2. Coevolution of pierid butterflies and their cruciferous foodplants
3. Coevolution of Pierid Butterflies and Their Cruciferous Foodplants. II. The Distribution of Eggs on Potential Foodplants
4. Chew F.S. Robbins R.K. 1984. Egg-laying in butterflies, pp. 65–79 In . Vane-Wright R.I. Ackery P.R. The Biology of Butterflies. Academic, London, Great Britian.
5. Darwin C. 1909. Essay of 1844 In . Darwin F. The Foundations of the Origin of Species. Cambridge University Press, Cambridge, London, United Kingdom.