@article{ambrósio_melo_2004,  title={Interaction between sucrose and pH during in vitro culture of Nephrolepis biserrata (Sw.) Schott (Pteridophyta)},  volume={18},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062004000400011},  DOI={10.1590/S0102-33062004000400011},  number={4},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Ambrósio, Sandra Tereza and Melo, Natoniel Franklin de},  year={2004},  month={Oct},  pages={809–813} }