01005812 Case File No. 002/19-09-2007/ECCC/TC E313 speeches and presentations given by the CPK leaders;833 articles on the history of the CPK, the purported achievements of the DK regime and the Party line generally;834 details of plans for the future;835 instructions from the Party to its members;836 and, at least in Revolutionary Youth, poetry with revolutionary themes, some of which shows a clear attempt by the CPK to incite and indoctrinate young people.837 266. Twenty-four different issues of the Revolutionary Flag magazine and 28 issues of Revolutionary Youth were put before the Trial Chamber during Case 002/01.838 In the course of the trial, the NUON Chea Defence challenged the authenticity of the copies of these magazines on the Case File.839 Witness Stephen HEDER subsequently testified as to the provenance and authenticity of copies of each publication,840 and Witness KIM Vun was similarly able to confirm that a copy of Revolutionary Flag on the Case File was genuine.841 The Chamber also heard evidence from Witnesses VANTHAN Dara Peou and CHHANG Youk of DC-Cam as to the circumstances in which the magazines were obtained, stored, digitised and authenticated before being placed on the Case File.842 The Chamber also notes that in spite of his challenges to their reliability, the NUON Chea Defence has relied extensively on copies of Revolutionary Flag and Revolutionary Youth on the Case File as evidence in its 833 See e.g. Revolutionary Flag, E3/25, December 1976-January 1977, pp. 13-44, ERN (En) 00491406-00491437; Revolutionary Flag, E3/10, September-October 1976, pp. 4-16, ERN (En) 00450504-00450516; Revolutionary Flag, E3/215, September 1978, pp. 3-26, ERN (En) 0048861600488639. 834 See e.g. Revolutionary Flag, E3/747, August 1978, pp. 16-24, ERN (En) 00499781-00499789; Revolutionary Flag, E3/736, October-November 1977, pp. 1-41, ERN (En) 00182548-00182588; Revolutionary Flag, E3/746, July 1978, pp. 15-19, ERN (En) 00428303-00428307; Revolutionary Youth, E3/768, March 1977, pp. 10-18, ERN (En) 00525946-00525954. 835 See e.g. Revolutionary Flag, E3/748, October-November 1975, pp. 14-17, ERN (En) 0049581300495816; Revolutionary Flag, E3/743, July 1977, pp. 3-7, ERN (En) 00476158-00476162. 836 See e.g. Revolutionary Flag, E3/135, June 1977, pp. 30-36, ERN (En) 00446875-00446881; Revolutionary Flag, E3/742, April 1977, p. 15, ERN (En) 00478506. 837 See e.g. Revolutionary Youth, E3/729, October 1975, pp. 30-31, ERN (En) 00357929-00357930; Revolutionary Youth, E3/734, July 1976, pp. 29-30, ERN (En) 00360804-00360805. 838 Revolutionary Flag, E3/4, E3/5, E3/10, E3/11, E3/25, E3/135, E3/139, E3/166, E3/170, E3/193, E3/215, E3/736 (also E3/737), E3/738 (also E3/739), E3/742, E3/743, E3/744, E3/745, E3/746, E3/747, E3/748, E3/759, E3/760 (also E3/761), E3/762 and E3/4604, August 1975 – September 1978; Revolutionary Youth, E3/146, E3/726, E3/728, E3/729, E3/730, E3/732, E3/733, E3/734, E3/749, E3/750, E3/751, E3/752, E3/753, E3/754, E3/755, E3/756, E3/757, E3/758, E3/765, E3/766, E3/767, E3/768, E3/769, E3/770, E3/771, E3/772, E3/773 and E3/774, August 1974 – November 1978. 839 T. 15 December 2011 (NUON Chea), pp. 77-79 840 T. 15 July 2013 (Stephen HEDER), pp. 12-19 (referring to Revolutionary Youth, E3/724, July 1975 and Revolutionary Flag, E3/731, December 1975-January 1976). 841 T. 22 August 2012 (KIM Vun), p. 8 (referring to Revolutionary Flag, E3/10, Sep-Oct 1976). 842 See e.g. T. 23 January 2012 (VANTHAN Dara Peou), pp. 21-23, 93-94; T. 1 February 2012 (CHHANG Youk), pp. 75-77 Case 002/01, Judgement, 7 August 2014 - Public 145