@article{chagas_sodek_2001,  title={Purification and properties of asparaginase from the testa of immature seeds of pea (Pisum sativum L.)},  volume={44},  ISSN={1516-8913},  url={https://doi.org/10.1590/S1516-89132001000300004},  DOI={10.1590/S1516-89132001000300004},  number={3},  journal={Brazilian Archives of Biology and Technology},  publisher={Instituto de Tecnologia do Paraná - Tecpar},  author={Chagas, Eliana P. and Sodek, Ladaslav},  year={2001},  month={Sep},  pages={239–245} }