00589nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001300084111008000097245013800177260003400315300001400349650004100363700002700404IN-BaIIA211028s9999    xx            000 0 eng d  a3-540-50818-X  cIIA Library  a389bMAR  aSymposium on Frequency Standards and Metrologyn4thcItalyd1988 Sept. 5-9 0aFrequency standards and metrologybproceedings of the fourth symposium, Ancona, Italy, September 5-9,1988cedited by Andrea De Marchi  aBerlinbSpringer-Verlagc1989  axx, 484p.  aAstronomy and Astrophysics Thesaurus  aMarchi, Andrea De, ed.