http://qiserver.ugr.es/cod/1539719.cif http://qiserver.ugr.es/cod/1539900.cif http://qiserver.ugr.es/cod/1539901.cif http://qiserver.ugr.es/cod/1540121.cif http://qiserver.ugr.es/cod/1540262.cif http://qiserver.ugr.es/cod/1540880.cif http://qiserver.ugr.es/cod/1540881.cif http://qiserver.ugr.es/cod/2002443.cif