I rarely comment explicitly on the merits of an article, but ‘EV 4, 1234’ indicates a piece less good than ‘EV 4, 1234 (Pecorino)’; that, in turn, is less good than a reference to the author including initial or Christian name.… Bibliography as used here is not a mechanical accumulation, but a working tool, sharpened by the exercise of judgement: the mere counting of heads does not come into it