TY - BOOK T1 - Equivalent Headwinds at Heights of 30,000 feet & 40,000 feet along Air Routes T2 - Meteorologi A1 - Graystone, P. LA - English UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.11326 KW - METEOROLOGIA ER -