@proceedings{sgem2014b51,
  title = {14th International Multidisciplinary Scientific GeoConference SGEM 2014, Ecology, Environmental Economics, Education, and Legislation, Vol. 14, Book 5, Volume 1},
  author = {International authors},
  year = {2014},
  publisher = {STEF92 Technology},
  isbn = {},
  doi = {10.5593/sgem2014/b51}
}