@inproceedings{sgem2020s20053,
  title = {HISTORIC WATERWAYS - A ROUTE FOR INTERNATIONAL COOPERATION (-CIVILIZATION AND THE GREAT HISTORICAL RIVERS-)},
  author = {В.А. Широкова and Э.А. Лихачева},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 20th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2020, Ecology, Economics, Education and Legislation},
  year = {2020},
  pages = {417-422},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2020/5.1/s20.053}
}