Bibliografía (3 obras)
Antireflecting-chromium linewidth standard, SRM 473, for calibration of optical microscope linewidth measuring systems
1992
Antireflecting-chromium linewidth standard, SRM 475, for calibration of optical microscope linewidth measuring systems
Bright-chromium linewidth standard, SRM 476, for calibration of optical microscope linewidth measuring systems
1991