E. Bozzo, M. Falanga, and L. Stella, Are There Magnetars in High???Mass X???Ray Binaries? The Case of Supergiant Fast X???Ray Transients, The Astrophysical Journal, vol.683, issue.2, p.1031, 2008.
DOI : 10.1086/589990

I. I. Caballero, U. Kraus, A. Santangelo, M. Sasaki, P. Kretschmar et al., Analyzing X-ray pulsar profiles: geometry and beam pattern of??A???0535+26, Astronomy & Astrophysics, vol.526, issue.754, pp.131-151, 2009.
DOI : 10.1051/0004-6361/201014728

S. Campana, L. Stella, and G. L. Israel, The Quiescent X???Ray Emission of Three Transient X???Ray Pulsars, The Astrophysical Journal, vol.580, issue.1, p.389, 2002.
DOI : 10.1086/343074

E. Churazov, M. Gilfanov, and M. Revnivtsev, Soft state of Cygnus X-1: stable disc and unstable corona, Monthly Notices of the Royal Astronomical Society, vol.321, issue.4, p.759, 2001.
DOI : 10.1046/j.1365-8711.2001.04056.x

V. V. Doroshenko, A. Santangelo, and V. Suleimanov, Is there a highly magnetized neutron star in GX??301???2?, Astronomy and Astrophysics, vol.515, issue.215, pp.10-897, 1977.
DOI : 10.1051/0004-6361/200912951

M. H. Finger, R. B. Wilson, and B. A. Harmon, Quasi-periodic Oscillations during a Giant Outburst of A0535+262, The Astrophysical Journal, vol.459, p.288, 1996.
DOI : 10.1086/176892

P. Ghosh and F. K. Lamb, Accretion by rotating magnetic neutron stars. III - Accretion torques and period changes in pulsating X-ray sources, The Astrophysical Journal, vol.234, p.296, 1979.
DOI : 10.1086/157498

Y. E. Lyubarskii, Flicker noise in accretion discs, Monthly Notices of the Royal Astronomical Society, vol.292, issue.3, p.679, 1997.
DOI : 10.1093/mnras/292.3.679

C. Motch, L. Stella, E. Janot-pacheco, and M. Mouchet, Accretion mechanisms in the Be/X-ray transient system A0535 + 26, The Astrophysical Journal, vol.369, p.490, 1991.
DOI : 10.1086/169779

U. Mukherjee and B. Paul, X-ray properties of the transient pulsar 3A??0535+262 in quiescence, Astronomy & Astrophysics, vol.431, issue.2, p.667, 2005.
DOI : 10.1051/0004-6361:20041665

F. Nagase, S. Hayakawa, and H. Kunieda, Observation of an outburst of the transient X-ray pulsar A0535+26 in 1980, The Astrophysical Journal, vol.263, p.814, 1982.
DOI : 10.1086/160551

M. Orlandini, C. Bartolini, and S. Campana, X???ray/optical observations of A0535+26/HDE??245770 in quiescence, Nuclear Physics B - Proceedings Supplements, vol.132, p.476, 2004.
DOI : 10.1016/j.nuclphysbps.2004.04.082

R. Perna, E. Bozzo, and L. Stella, On the Spin???up/Spin???down Transitions in Accreting X???Ray Binaries, The Astrophysical Journal, vol.639, issue.1, p.363, 2006.
DOI : 10.1086/499227

F. D. Rosenberg, C. J. Eyles, G. K. Skinner, and A. P. Willmore, Observations of a transient X-ray source with a period of 104 s, Nature, vol.254, issue.5519, p.628, 1975.
DOI : 10.1038/256628a0

R. Rothschild, A. Markowitz, and P. Hemphill, OBSERVATIONS OF THE HIGH-MASS X-RAY BINARY A 0535+26 IN QUIESCENCE, The Astrophysical Journal, vol.770, issue.1, p.19, 2013.
DOI : 10.1088/0004-637X/770/1/19

I. A. Steele, I. Negueruela, M. J. Coe, P. Roche, V. Suleimanov et al., The distances to the X-ray binaries LSI +61?? 303 and A0535+262, Monthly Notices of the Royal Astronomical Society, vol.297, issue.1, pp.5-122, 1998.
DOI : 10.1046/j.1365-8711.1998.01593.x

L. Titarchuk, Generalized Comptonization models and application to the recent high-energy observations, The Astrophysical Journal, vol.434, p.570, 1994.
DOI : 10.1086/174760