P. Barr
发表
M. Bode,
K. Mason,
F. Córdova,
1985
.
A. Salama,
B. Schulz,
K. Leech,
1997
.
Wei Zheng,
Noah Brosch,
Paul S. Smith,
1991
.
Ian N. Evans,
Gerard A. Kriss,
Bradley M. Peterson,
1995
.
R. Laureijs,
M. Burgdorf,
P. Gallais,
2005,
astro-ph/0508469.
M. Longair,
P. Barr,
M. Ward,
1980
.
R. Mushotzky,
P. Barr,
R. Mushotzky,
1986,
Nature.
P. Barr,
1986
.
P. Giommi,
W. Wamsteker,
R. Mushotzky,
1986
.
P. Barr,
R. Shafer,
M. Ward,
1985
.
E. Valentijn,
B. Vandenbussche,
H. Feuchtgruber,
1996
.
U. Maryland,
P. Barr,
A. Parmar,
2001,
astro-ph/0107372.
B. Altieri,
L. Metcalfe,
P. Barr,
1999
.
W. Voges,
W. Pietsch,
P. Barr,
1985,
Nature.
P. Barr,
K. Leech,
R. Saxton,
2002,
Publications of the Astronomical Society of Australia.
Yu. F. Malkov,
E. al.,
B. Altieri,
2001,
astro-ph/0102356.
B. Altieri,
L. Metcalfe,
P. Barr,
2000,
astro-ph/0003298.
T. Oosterbroek,
C. Winkler,
P. Barr,
2003,
astro-ph/0307474.
R. Laureijs,
D. Watson,
P. Gallais,
2000,
astro-ph/0005076.
R. Laureijs,
D. Watson,
P. Gallais,
2000
.
Y. Kohmura,
G. Palumbo,
K. Makishima,
1994
.
P. Barr,
1986
.
Claudia Winge,
Gerard A. Kriss,
Bradley M. Peterson,
1997
.
B. Garilli,
P. Giommi,
R. Schild,
1987
.
P. Barr,
N. White,
J. Ives,
1977
.
T. Oosterbroek,
C. Winkler,
P. Barr,
2003,
astro-ph/0307474.
B. Garilli,
P. Giommi,
A. Pollock,
1988
.
B. Peterson,
P. Barr,
I. Glass,
1995,
astro-ph/9503024.
J. Thorstensen,
P. Barr,
P. Charles,
1980
.
R. Wilson,
P. Barr,
A. Willis,
1983
.
J. Kaastra,
P. Barr,
1989
.
B. Garilli,
P. Giommi,
P. Barr,
1987
.
P. Giommi,
S. Cristiani,
A. Treves,
1986
.
P. Giommi,
R. Schild,
P. Barr,
1986
.
P. Barr,
C. Page,
N. White,
1985
.
P. Barr,
R. Shafer,
M. Ward,
1985
.
B. Peterson,
P. Barr,
I. Glass,
1994
.
P. Barr,
A. Parmar,
M. Guainazzi,
2000
.
P. Barr,
J. Culhane,
S. Burnell,
1980
.
P. Giommi,
G. Tagliaferri,
A. Treves,
1994
.
P. Giommi,
G. Palumbo,
G. Tagliaferri,
1992
.
L. Stella,
P. Barr,
N. White,
1987
.
I. Papadakis,
P. Uttley,
I. McHardy,
1998
.
A. Schwope,
P. Giommi,
G. Tagliaferri,
1989
.
D. Maoz,
Hagai Netzer,
M. Barylak,
1990
.
L. Kaper,
M. Mendez,
P. Barr,
2004,
astro-ph/0412021.
Gerard A. Kriss,
Bradley M. Peterson,
Shai Kaspi,
1996
.
Multiwavelength observations of short-timescale variability in NGC 4151 .1. Ultraviolet observations
Shai Kaspi,
V. T. Doroshenko,
Belinda J. Wilkes,
1996
.
M. Kessler,
L. Metcalfe,
S. Eyres,
1998
.
M. Kessler,
L. Metcalfe,
S. Eyres,
1997
.
Paolo Giommi,
Bianca Garilli,
Dario Maccagni,
1990
.
B. Garilli,
P. Giommi,
A. Pollock,
1989
.
David H. Lumb,
T. Oosterbroek,
A. N. Parmar,
2001
.
Paolo Giommi,
Gianpiero Tagliaferri,
Aldo Treves,
1994
.
I. Howarth,
P. Barr,
H. Henrichs,
1983
.
P. Barr,
M. Snijders,
J. Ives,
1979
.
B. Garilli,
P. Giommi,
A. Pollock,
1989
.
M. C. Recondo-Gonzalez,
D. Maoz,
J. Huchra,
1997
.
NasaGsfc,
N. Gehrels,
E. Pian,
2004,
astro-ph/0408580.
Multiwavelength observations of short-timescale variability in NGC 4151 .1. Ultraviolet observations
H. R. Miller,
Goad,
Yu. F. Malkov,
1996,
astro-ph/9605079.
P. Maldari,
O. R. Williams,
T. Oosterbroek,
2003,
astro-ph/0308245.
H. R. Miller,
Goad,
M. C. Recondo-Gonzalez,
1996,
astro-ph/9605082.