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Date and Time of the Query: 2019-06-18 T21:51:06 PDT
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For refcode 1987IAUS..121..169P:
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IAU Symposium
1987 vol. 121 p. 169
PRONIK I.
Emission lines variations in the spectra of Seyfert galaxies nuclei. Observation al data
Retrieve 12 NED objects in this reference.
Please click here for ADS abstract

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