TY - BOOK T1 - Propagation of short radio waves A1 - Kerr, Donald E LA - English PP - New York, PB - McGraw-Hill YR - 1951 ED - 1st ed. UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.28658 OP - 728 KW - ONDAS DE RADIO ER -