The CODEN, designed by Charles Bishop (of the Chronic Disease Research Institute at the University at Buffalo, State University of New York, retired), was initially thought as a memory aid for the publications in his reference collection.
CODEN, dirancang oleh Charles Bishop (Chronic Disease Research Institute di University at Buffalo, State University of New York, pensiun), awalnya dianggap sebagai bantuan memori untuk publikasi dalam koleksi rujukannya.