@misc{Derocher_A._E._Age-specific_1994,
 author={Derocher, A. E. and Stirling, I.},
 volume={234},
 copyright={Rights Reserved - Restricted Access},
 address={London},
 journal={Journal of Zoology, Lond.},
 howpublished={online},
 year={1994},
 publisher={Wiley-Blackwell},
 language={eng},
 title={Age-specific reproductive performance of female polar bears ( Ursus maritimus )},
 type={Text},
 keywords={Age, Bear, Female, Female polar bears, Performance, Polar bear, Polar bears, Reproduction, Reproductive, Ursus, Ursus maritimus},
}