@inproceedings{silvano-etal-2021-developing,
    title = "Developing a multilayer semantic annotation scheme based on {ISO} standards for the visualization of a newswire corpus",
    author = "Silvano, Purifica{\c{c}}{\~a}o  and
      Leal, Ant{\'o}nio  and
      Silva, F{\'a}tima  and
      Cantante, In{\^e}s  and
      Oliveira, Fatima  and
      Mario Jorge, Al{\'i}pio",
    editor = "Bunt, Harry",
    booktitle = "Proceedings of the 17th Joint ACL - ISO Workshop on Interoperable Semantic Annotation",
    month = jun,
    year = "2021",
    address = "Groningen, The Netherlands (online)",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.isa-1.1/",
    pages = "1--13"
}