; see also F. Thedinga, De Numenio philosopho Platonico (Bonn, 1875); Ritter and Preller, Hist. Phil. Graecae (ed. E. Wellmann, 1898), 624-7; T. Whittaker, The Neo-Platonists (1901), E.-A. Leemans, Studie over den Wijsgeer Numenius van Apamea met Uitgave der Fragmenten, Brussels 1937, and E. Des Places, Numénius, Fragments, Collection Budé, Paris: Les Belles Lettres, 1973.