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Paradigmatic example of the awakening of an SB. (A, blue) Citation history of ref. 43. The three most cocited papers are green, ref. 55; cyan, ref. 56; and red, ref. 57. (B and C) Clouds of the most frequent keywords appearing in the title of papers citing ref. 43, published, respectively, before (B) and after (C) year 2000.
