TY - GEN AU - Hicks, Bruce AU - TI - Report of the WMO Workshop on the measurement of atmospheric optical depth and turbidity. (Silver Spring, USA, 6-10 December 1993) T2 - Environmental Pollution Monitoring and Research VL - 101 PY - 1993/// CY - Geneva PB - WMO KW - CONGRESSOS KW - IM KW - FïSICA DA ATMOSFERA KW - 551.5 KW - med KW - fre ER -