@inproceedings{sgem2019S18038,
  title = {THE PROBLEM OF CLUSTERING CITIES IN THE NORTH OF RUSSIA ON THE SOCIO-DEMOGRAPHIC DATA},
  author = {I. A. Smirnov and O. A. Malafeyev and T. Yu. Yakovets},
  booktitle = {6th SWS International Scientific Conference on Social Sciences ISCSS 2019},
  year = {2019},
  pages = {305-310},
  publisher = {STEF92 Technology},
  doi = {10.5593/SWS.ISCSS.2019.5/S18.038}
}