@inproceedings{hellwig-1988-chart,
    title = "Chart Parsing According to the Slot and Filler Principle",
    author = "Hellwig, Peter",
    booktitle = "{C}oling {B}udapest 1988 Volume 1: {I}nternational {C}onference on {C}omputational {L}inguistics",
    year = "1988",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/C88-1049/"
}