Operation Southeast Croatia which is GA confirms that Chetniks of Eastern Bosnia captured not only Vlasenica but many other towns within a large portion of eastern Bosnia According to Enver Red i in early January 1942 the Chetniks controlled a large portion of eastern Bosnia including the towns of Zvornik Vi egrad Vlasenica Srebrenica Drinja a Bratunac Fo a Ustikolina Gora de and ajni e Due to continuing cooperation between the two groups the Chetniks also shared control of the towns of Rogatica Olovo and Han Pijesak with the Partisans If this was really true it should be clarified in the article