Twenty Years of Fluctuating Parapatry and the Question of Competitive Exclusion in the Butterflies Pontia occidentalis and P. protodice (Lepidoptera: Pieridae)
Shapiro, Arthur M
Article
1992
Journal of the New York Entomological Society
100
311--319
BioStor
English
Lawrence, Kan Allen Press [etc.]
BioStor: https://biostor.org/reference/172264
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