@inproceedings{korelsky-kittredge-1993-towards,
    title = "Towards Stratification of {RST}",
    author = "Korelsky, Tanya  and
      Kittredge, Richard",
    booktitle = "Intentionality and Structure in Discourse Relations",
    year = "1993",
    url = "https://preview.aclanthology.org/Add-Cong-Liu-Florida-Atlantic-University-author-id/W93-0214/"
}