1. Theoretical investigations into transmitting and receiving qualities of antennae;Hallén;Nova Acta Regiae Soc. Sci.,1938
2. Small resonant scatterers and their use for field measurements;Harrington;IRE Trans. Microwave Theory Tech.,1962
3. Theory of loaded scatterers;Harrington;Proc. Inst. Elec. Engrs.,1964
4. Backscattering cross section of a centerloaded cylindrical antenna;Hu;IRE Trans. Ant. Prop.,1958