Vezzetti, C. F., Potzick, J. E., & Varner, R. N. (1991). Bright-chromium linewidth standard, SRM 476, for calibration of optical microscope linewidth measuring systems. U.S. Dept. of Commerce, National Institute of Standards and Technology ; For sale by the Supt. of Docs., U.S. G.P.O..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Vezzetti, Carol F., James E. Potzick, و Ruth N. Varner. Bright-chromium Linewidth Standard, SRM 476, for Calibration of Optical Microscope Linewidth Measuring Systems. Gaithersburg, MD : Washington, DC: U.S. Dept. of Commerce, National Institute of Standards and Technology ; For sale by the Supt. of Docs., U.S. G.P.O., 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Vezzetti, Carol F., et al. Bright-chromium Linewidth Standard, SRM 476, for Calibration of Optical Microscope Linewidth Measuring Systems. U.S. Dept. of Commerce, National Institute of Standards and Technology ; For sale by the Supt. of Docs., U.S. G.P.O., 1991.