01035nam--2200337---450-99000326568020331620090608130601.0000326568USA01000326568(ALEPH)000326568USA0100032656820090608d1974----km-y0itay50------baengUS||||||||001yyTime and frequency: theory and fundamentalsByron E. Blair (Ed.)WashingtonU. S. Department of Commerce, National Bureauof Standards1974IX, 459 p.ill. c. geogr. tab. in parte ripieg.26 cmNBS Monograph1402001NBS MonographMisura del tempo529.7BLAIR,Byron E.ITsalbcISBD990003265680203316529.7 TIM17252/CBS529.700223224BKSCIRSIAV69020090608USA011306Time and frequency: theory and fundamentals1119348UNISA