Piggott, W..
A Method of Determining the Polar Diagrams of Long Wire and Horizontal Rhombic Aerials / Piggott W.. - London : H.M.S.O., 1948. - 0 cm.
A Method of Determining the Polar Diagrams of Long Wire and Horizontal Rhombic Aerials / Piggott W.. - London : H.M.S.O., 1948. - 0 cm.