Long-term X-ray activity of the ultra-compact binary 4U 1820–30

Publisher: Edp Sciences

E-ISSN: 1432-0746|405|1|199-206

ISSN: 0004-6361

Source: Astronomy & Astrophysics, Vol.405, Iss.1, 2003-07, pp. : 199-206

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

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