PAIRES ET TRIPLETS DES AMAS DE GALAXIES.KARACHENTSEV ID; SHCHERBANOVSKIJ AL.1978; ASTR. ZH.; SUN; DA. 1978; VOL. 55; NO 3; PP. 449-455; ABS. ENG; BIBL. 7 REF.Article

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CD GALAXIES IN POOR CLUSTERS.MORGAN WW; KAYSER S; WHITE RA et al.1975; ASTROPHYS. J.; U.S.A.; DA. 1975; VOL. 199; NO 3 PART. 1; PP. 545-548; BIBL. 14 REF.Article

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