scientific article published in January 1982

scientific article published in January 1993

scholarly article

scientific article published in January 1993

scientific article published in January 1993

scientific article published in January 1990

scientific article published in January 1977

scientific article

scientific article

scientific article published in January 1997

scholarly article

scientific article

scientific article published in January 1999

scientific article published in January 1981

scholarly article

scientific article published in January 1987

scientific article published in January 1994

scientific article published in January 1987

scholarly article by Mebold U. published in 1991

scientific article published in January 1982

scientific article published in January 1979

scholarly article

scientific article published in January 1992

scientific article published in January 1994

scientific article

scientific article

scientific article published in January 1997

scientific article published in the Astrophysical Journal

scientific article

scholarly article

scientific article published in January 1975

scientific article published in January 1979

scientific article published in Astronomy and Astrophysics

scientific article published in January 1993

scientific article published in September 1976

scholarly article

scientific article published in January 1974

article published in 1997

scientific article

scientific article published in January 1985

scientific article published in January 1997

scientific article published in January 1998

scientific article published in January 1990

scientific article

scientific article published in January 1995

scientific article published in January 1991

scientific article published in January 1969

scientific article published in January 1996

scientific article

scientific article published in January 1984

scientific article published in January 1979

scientific article published in January 1981

scientific article published in January 1977

scientific article published in January 1976

scholarly article

scholarly article

scientific article published on 01 June 1991

scientific article published in January 1992

scientific article published in January 1977

scholarly article

scholarly article

scientific article

scholarly article

scientific article published in January 1994

scientific article published in January 1985

scientific article

scientific article published in January 1988

scientific article published in January 1992

scientific article

scientific article

scientific article

scientific article published in January 1993

scholarly article

scientific article

scientific article published in January 1986

scientific article published in January 1989

article by Bruens C. et al published 2000 in Astronomy and Astrophysics

scientific article

scientific article published in January 1995

scientific article published in January 1995

scientific article published in January 1987

scientific article

scientific article

scientific article

scientific article published in January 1996

scholarly article

scientific article published in January 1993

scientific article published in January 1998