@article{nascimento_pio-ribeiro_willadino_andrade_2003,  title={Stock indexing and Potato virus Y elimination from potato plants cultivated in vitro},  volume={60},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90162003000300017},  DOI={10.1590/S0103-90162003000300017},  number={3},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Nascimento, Luciana Cordeiro and Pio-Ribeiro, Gilvan and Willadino, Lilia and Andrade, Genira Pereira},  year={2003},  pages={525–530} }