W. R. Piggott · 6 obras en el catálogoObrasOOff median phenomena and international reference ionosphereOff median phenomena and international reference ionosphere1994DDevelopment of IRI-90Development of IRI-90EEnlarged space and ground data base for ionospheric modellinEnlarged space and ground data base for ionospheric modellingUU.R.S.I. handbook of ionogram interpretation and reductionU.R.S.I. handbook of ionogram interpretation and reductionAAdvances in global/regional descriptions of ionospheric paraAdvances in global/regional descriptions of ionospheric parametersAA method of determining the polar diagrams of long-wire and A method of determining the polar diagrams of long-wire and horizontal rhombic aerials
OOff median phenomena and international reference ionosphereOff median phenomena and international reference ionosphere1994
EEnlarged space and ground data base for ionospheric modellinEnlarged space and ground data base for ionospheric modelling
UU.R.S.I. handbook of ionogram interpretation and reductionU.R.S.I. handbook of ionogram interpretation and reduction
AAdvances in global/regional descriptions of ionospheric paraAdvances in global/regional descriptions of ionospheric parameters
AA method of determining the polar diagrams of long-wire and A method of determining the polar diagrams of long-wire and horizontal rhombic aerials