Biju Kumar, S. Development of free space method for material characterisation and GPR study & a case study on biological samples - Cochin Department of Electronics - CUSAT 2002 - 150p. Guide : Mathew, K.T.Thesis(Ph.D), CUSAT, 2002 Subjects--Index Terms: Microwave electronics Radar technique - ground penetrating Ground penetrating radar (GPR) GPR Microwaves - applications Guide : Biju, Kumar S. Universal Decimal Class. No.: 621.396.96 / BIJ