BL Lac identification for the ultraluminous X-ray source observed inthe direction of NGC 4698

Publisher： Edp Sciences

E-ISSN： 1432-0746|396|3|787-792

ISSN： 0004-6361

Source： Astronomy & Astrophysics, Vol.396, Iss.3, 2002-12, pp. : 787-792

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