@inproceedings{textclassificationintoabstractclasses,
  title = {Text Classification into Abstract Classes Based on Discourse Structure},
  author = {Boris Galitsky and Dmitry Ilvovsky and Sergey O. Kuznetsov},
  year = {2015},
  booktitle = {RANLP 2015 9},
  url = {https://aclanthology.org/R15-1028},
}