@ARTICLE{
author={Novkovic Vesna M,Stanojevic Ljiljana P,Cakic Milorad D,Veljkovic Vlada B,Stankovic Mihajlo Z},
year={2014},
title={Separation of digoxin by liquid-liquid extraction from extracts of foxglove secondary glycosides},
journal={HEMIJSKA INDUSTRIJA},
volume={68},
number={2},
pages={161-170},
document_type={Article},
} 

@ARTICLE{
author={Novkovic Vesna M,Stanojevic Ljiljana P,Cakic Milorad D,Palic Radosav M,Veljkovic Vlada B,Stankovic Mihajlo Z},
year={2014},
title={Extraction of Digoxin from Fermented Woolly Foxglove Foliage by Percolation},
journal={SEPARATION SCIENCE AND TECHNOLOGY},
volume={49},
number={6},
pages={829-837},
document_type={Article},
}