00426nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001700084100001700101245004300118260003800161300001400199650004100213650001400254IN-BaIIA211028s9999    xx            000 0 eng d  a0-471-05033-4  cIIA Library  a621.389bBAR  aBarna, Arpad 0aHigh-speed pulse circuitscArpad Barna  aNew YorkbJohn Wiley & Sonsc1970  axi, 103p.  aAstronomy and astrophysics thesaurus  aCosmology