@inproceedings{nn-1991-appendix-sample,
    title = "Appendix {D}: Sample Texts From {TST1} Test Set",
    booktitle = "{T}hird {M}essage {U}nderstanding {C}onference ({MUC}-3): Proceedings of a Conference Held in {S}an {D}iego, {C}alifornia, {M}ay 21-23, 1991",
    year = "1991",
    url = "https://preview.aclanthology.org/fix-sig-urls/M91-1040/"
}