@misc{Morris_B._The_1958,
 author={Morris, B.},
 volume={131},
 number={3},
 copyright={Rights Reserved - Restricted Access},
 address={Londyn},
 journal={Proceedings of the Zoological Society of London},
 howpublished={online},
 year={1958},
 publisher={Wiley-Blackwell},
 language={eng},
 title={The yolk-sac of the mole Talpa europaea},
 type={Text},
 keywords={Talpa europaea, Yolk-sac placenta, RNA},
}