@proceedings{sgem2014b52,
  title = {14th International Multidisciplinary Scientific GeoConference SGEM 2014, Ecology, Environmental Economics, Education, and Legislation, Vol. 14, Book 5, Volume 2},
  author = {International authors},
  year = {2014},
  publisher = {STEF92 Technology},
  isbn = {},
  doi = {10.5593/sgem2014/b52}
}