Power line communication systems for power utility applications Part 1: Planning of analogue and digital power line carrier systems operating over EHVHVMV electricity grids
Radiological protection - X and Gamma reference radiation for calibrating dosemeters and doserate meters and for determining their response as a function of photon energy- Part 3 : Calibration of area and personal dosemeters and the measurement of their response as a function of energy and angle of incidence.