Grünewald, Martin; Richter, Alexandra (2006). "Zeugen Caesars schwerster Schlacht? Beschriftete andalusische Schleuderbleie aus der Zeit des Zweiten Punischen Krieges und der Kampagne von Munda". Zeitschrift für Papyrologie und Epigraphik. 157: 261–269. (JSTOR)
Cassius Dio, Roman History . 43.38 "Labienus, observing this, left his station and proceeded against him. Pompey's men, then, supposing him to be in flight, lost heart; and though later, of course, they learned the truth, they could no longer recover themselves."
