TY - BOOK AU - Green, Christine R. TI - Probabilities of drought and rainy periods for selected points in the southwestern United States T2 - Technical reports on the meteorology and climatology of arid regions U1 - 551.573 PY - 1960/// CY - (Tucson) PB - University of Arizona. Institute of Atmospheric Physics KW - Lluvia KW - Predicción KW - Sequías ER -