@inproceedings{sgem2014s12011,
  title = {THE SYMMETRY IN THE SYSTEMS OF KEY-RELATIONSHIP AND THE PROBLEM OF REVERSIBILITY OF THE RELATIONS BETWEEN THE TONALITIES},
  author = {Y. Stanishevskiy},
  booktitle = {International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM2014, Book 4},
  year = {2014},
  pages = {},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgemsocial2014/b41/s12.011}
}