1. Parasitology Meets Ecology on Its Own Terms: Margolis et al. Revisited
2. F. Clark, J. Farrel, and L. A. Hill .1994 .A study of a population of the house martin (Delichon urbica(L.)) feather louseBrüelia gracilis(Mallophaga: Ischnocera) in Lincolnshire, UK., Entomologist, 113 :198 –204 .
3. A quantitative approach to parasitism
4. J. A. Fowler, and D. Hodson .1988 .The Mallophaga of Leach's PetrelsOceanodroma leucorhoafrom North Rona, Scotland., Seabird, 11 :47 –49 .
5. J. A. Fowler, and D. Hodson .1991 .Feather lice (Mallophaga) of the DipperCinclus cinclusin Central Wales., Ringing and Migration, 12 :43 –45 .