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by Polvani, R. S. (Robert Stephen), 1937-
Gaithersburg, Md. : [Springfield, VA :] : U.S. Dept. of Commerce, National Bureau of Standards ; [Order from National Technical Information Service], 1987
Gaithersburg, Md. : [Springfield, VA :] : U.S. Dept. of Commerce, National Bureau of Standards ; [Order from National Technical Information Service], 1987
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