@misc{Summers_C._F._Grey_1975,
 author={Summers, C. F. and Burton, R. W. and Anderson, S. S.},
 volume={175},
 copyright={Rights Reserved - Restricted Access},
 address={London},
 journal={Journal of Zoology, Lond.},
 howpublished={online},
 year={1975},
 publisher={Wiley-Blackwell},
 language={eng},
 title={Grey seal (Halichoerus grypus) pup production at North Rona: A study of birth and survival statistics collected in 1972},
 type={Text},
 keywords={Birth, Halichoerus grypus, North Rona, Production, Pup, Pup production, Seal, Statistics, Survival},
}