Validation of MOPITT retrievals of carbon monoxide. - Louisa Emmons; Merritt Deeter; David P. Edwards; John Gille; Dan Ziskin; Jean-Luc Attié; Juying Warner; James Drummond; Leonid Yurganov; Paul Novelli; Nikita Pougatchev; Frank J. Murcray (IGARSS, 2002)