00937nam a2200181Ia 4500003000900000008004100009040001600050080001800066111014300084245029300227260006200520300002300582650004100605650003200646650002000678700002800698700002900726IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a524.7-77bLOW  aNational Radio Astronomy Observatory Workshop on Low Frequency Variability of Extra Galactic Radio SourcescWest Virginiad1982 Apr. 21-22 0aLow Frequency variability of extra galactic radio sourcesbproceedings of the national radio Astronomy observatory Workshop on low Frequency variability of extra galactic radio sources, held in Green Bank, West Virginia, April 21-22 1982cedited by William D Cotton and Steven R. Spangler  aWest VirginiabNational Radio Astronomy Observatoryc1982  a[various pagings.]  aAstronomy and Astrophysics thesaurus  aExtragalactic radio sources  aRadio Astronomy  aCotton, William D., ed.  aSpangler, Steven R., ed.