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References
Koyama, K. et al. Nature 343, 148–149 (1990).
Special Issue for Ginga Pub. astr. Soc. Jap. 41, 345–426 (1989).
Maraschi, L., Treves, A. & van den Heuvel, E. P. J. Nature 259, 292 (1976).
Nagase, F. Pub. astr. Soc. Jap. 41, 1–79 (1989).
Hayakawa, S., Ito, K., Matsumoto, T. & Uyama, K. Astr. Astrophys. 58, 325–330 (1977).
Trinchieri, G. in The Origin and Evolution of Neutron Stars (eds Helfand, D.J. & Huang, J.H.) 149–159 (Reidel, Dordrecht, 1987).
Rappaport, S. & van den Heuvel, E.P.J. in Be Stars, IAU Symp. 98 (eds Jaschek, M. & Groth, H.) 327–344 (Reidel, Dordrecht, 1982).
Turner, M.J.L. et al. Pub. astr. Soc. Jap. 41, 347 (1989).
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Bailyn, C., Garcia, M. When seven's a crowd. Nature 343, 120–121 (1990). https://doi.org/10.1038/343120a0
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DOI: https://doi.org/10.1038/343120a0