00688nam a2200205Ia 4500003000900000008004100009020001800050040001600068080002100084245005000105260003700155300001600192490006300208650001800271650004100289700003000330942000700360999001700367952009800384IN-BaIIA211028s9999    xx            000 0 eng d  a0-7923-1172-8  cIIA Library  a063:52bIAU-T21A 0aReports on astronomycedited by Derek McNally  aDordrechtbKluwer Academicc1991  aviii, 619p.  aTransactions of the International Astronomical Union; v. X  aAstronomy980  aAstronomy and Astrophysics Thesaurus  aMcNally, Derek ed.916510  cBK  c10318d10318  00104070aBANbBANcGENd1992-01-31l0o063:52/ IAU-T21Ap11228r2021-11-05w1992-01-31yBK