confirm that the attribution of the echoes to PSC type I or II is possible in some cases. Those that could be ... S. M. di Galeria, Roma, Italy, ... during 1988 have been reported Fiocco et al., 1992;. Fud et al. ... The lidar was based Oil a two-stage Nd:yttrium/alu- ..... Cacciani, M., P. Colagrande, A. di Sarra, D. Fua, P. Di Giro- lamo ...
