Gradetskii, V. G. (Valerii Georgievich), author.
[Gaithersburg, Md.] : [United States Department of Commerce, National Institute of Standards and Technology], 2002.
2002
Gradetskii, V. G. (Valerii Georgievich), author.
[Gaithersburg, Md.] : [United States Department of Commerce, National Institute of Standards and Technology], 2002.
2002