If you're looking for information on the topic, I can suggest some alternatives:

Several academic works analyze Issue 12 for its propaganda and messaging strategies: Propaganda Analysis: Exploitation of Propaganda Devices in “Dabiq”

Dabiq magazine, a publication of the Islamic State (ISIS), has been a significant medium for the group's propaganda efforts since its inception in 2014. Issue 12, released in November 2015, is particularly noteworthy for its themes, tone, and technical aspects. This essay will examine the content and implications of Dabiq magazine Issue 12, available for PDF download, and explore its significance in the broader context of ISIS's media strategy.

The magazine attempted to justify mass casualty attacks against civilians as retributive justice for Western airstrikes. This was a rhetorical shift from earlier issues that focused on state-building.