@article{Plackowska_Małgorzata_The_2011,
 author={Plackowska, Małgorzata},
 number={No 53},
 howpublished={online},
 journal={Acta Biologica Cracoviensia s. Zoologia},
 year={2011},
 publisher={Polish Academy of Sciences – Cracow Branch},
 title={The Effect of Exogenous Melatonin on the Concentration of Calcium Ions in Mice Blood Serum (Short Communication)},
}