@article{morais_medri_marur_caramori_ribeiro_gomes_2004,  title={Modifications on leaf anatomy of Coffea arabica caused by shade of pigeonpea (Cajanus cajan)},  volume={47},  ISSN={1516-8913},  url={https://doi.org/10.1590/S1516-89132004000600005},  DOI={10.1590/S1516-89132004000600005},  number={6},  journal={Brazilian Archives of Biology and Technology},  publisher={Instituto de Tecnologia do Paraná - Tecpar},  author={Morais, Heverly and Medri, Moacyr Eurípedes and Marur, Celso Jamil and Caramori, Paulo Henrique and Ribeiro, Ana Maria de Arruda and Gomes, José Carlos},  year={2004},  month={Nov},  pages={863–871} }