TY - JOUR A1 - Heidt, Heinrich T1 - Image Quality in Industrial Radiography - a crucial safety factor JF - ISO focus KW - ISO KW - Normung KW - Radiografie KW - Bildqualität PY - 2004 SN - 1729-8709 SN - 0303-805X VL - 1 IS - 10 SP - 28 EP - 29 PB - International Organization for Standardization CY - Genève AN - OPUS4-5049 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -