Bibliography Record No. D02329 [The case of Kao, chief of atrs-performance, region 31 in Northern zone]
Bibliography Record No. D02325 [The confession of Chu Chay aka Chev, member of company, division 310]
Bibliography Record No. D02323 [The cases of Ket Kol, former worker of Kampong Smach railroad repairing section, and Huoy Yun, former worker of Rorluos railroad repairing section]
Bibliography Record No. D02320 [The people working in Northern zone involved in the enemy's confession]
Bibliography Record No. D02306 [The additional report on Tum's confession to assigning to gather the people to stage the demonstration]
