-KRITIKOS, P. G. y PAPADAKI, S.P., "The history of the poppy and of opium and their expansion in Antiquity in Eastern Mediterranean area", Bulletin on Narcotics, 19, 3, 1967, pp. 17-38.
-KRITIKOS, P. G. y PAPADAKI, S.P., "The history of the poppy and of opium and their expansion in Antiquity in Eastern Mediterranean area", Bulletin on Narcotics, 19, 3, 1967, pp. 17-38.