According to Elich , North Korea 's intaglio press from the 1970s would be incapable of printing the supernotes , and the paper and ink would be extremely difficult for North Korea to produce .
Gregory Elich of the Korea Policy Institute has argued that these allegations are unfounded .
According to Gregory Elich , North Korea 's intaglio press from the 1970s would be incapable of printing the supernotes , and the paper and ink would be extremely difficult for North Korea to produce .
Gregory Elich of the Korea Policy Institute has argued that these allegations are unfounded .