...
Lists of radiosonde observation stations which should be used for standard verification are available at ftp://wmolcdnv@ftpwmolcdnv@aux.ecmwf.int/data/obslists/radiosondes/.
...
Lists of radiosonde observation stations which should be used for standard verification are available at ftp://wmolcdnv@ftpwmolcdnv@aux.ecmwf.int/data/obslists/radiosondes/.