Ricaud, P., O. Drasin, B. Gabard, S. Derrien, J.-L. Atti&eacute;, T. Rose, H. Czekala. (2009). VALIDATION OF TROPOSPHERIC WATER VAPOUR AS MEASURED BY THE 183-GHZ RADIOMETER HAMSTRAD WITH IASI AND SONDES OVER THE PYRENEES MOUNTAINS, FRANCE, 2nd EPS/Metop RAO Workshop, Barcelona, Spain, May 2009..