000 003290000a22001690004500
869 _a1975-1988
_v19-65
869 _a
_v66
_n1-2,4
869 _a
_v69-76
222 _aAstronomy & astrophysics. Supplement series
022 _a0365-0138
505 _a
500 _a
260 _a
260 _b
852 _aMAS
599 _a
999 _c2139
_d2139