SHAPE AND COMPOSITION OF PMC PARTICLES DERIVED FROM SATELLITE REMOTE SENSING MEASUREMENTS Article Eremenko M.N., Zasetsky A.Y., Sloan J.J., Petelina S.V., Llewellyn E.J., Karlsson B., Rinsland C.P. Geophysical Research Letters. American Geophysical Union. Vol. 32. 2005. P. 1-4