With another service getting into UAS operations in a big way, it might be time to revisit this paper again:
With the recent incorporation of more advanced UAV platforms into the PAF, I felt it might be helpful to look at available literature on such matters. I found this 2014 paper on the topic from the perspective of the JASDF, which had pursued drone platforms only relatively recently.
Shirai, R. (2014). Incorporating Unmanned Aerial Systems into the Japan Air Self-Defense Force. The Brookings Institute. (pdf download available)
The study draws lessons from the experiences of multiple services from different countries: United States Army, United States Navy & Marine Corps, United States Air Force, Royal Air Force, French Air Force, German Air Force, Royal Australian Air Force, Israeli Air Force.