00674nam a2200205Ia 4500003000900000008004100009020001800050040001600068080001500084100002200099245008400121260004800205300001600253650004100269650002800310650001700338942000700355999001500362952009100377IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-21344-4  cIIA Library  a52-76bCOO  aCook, A. H.96964 0aCelestial maserscA. H. Cook                                                     aCambridgebCambridge University Pressc1977  aviii, 135p.  aAstronomy and astrophysics thesaurus  aCelestial masers910022  aMasers93581  cBK  c5791d5791  00104070aBANbBANcGENd1978-04-29l0o52-76/ COOp6476r2021-11-05w1978-04-29yBK