@article{PETROVA2013_140769, author={Maria PETROVA and Lyudmila DIMITROVA and Ira STANCHEVA and Maria GENEVA and Ely ZAYOVA}, title={Antioxidant activity of in vitro propagated Stevia rebaudiana Bertoni plants of different origins}, year={2013}, journal={Turkish Journal of Biology}, issn={1300-0152}, volume={37}, number={1}, url={http://search/yayin/detay/140769} }