At the present time there is virtually a complete lack of codified international law concerning the rules of aerial warfare. As a result there exist no generally accepted norms regarding such matters as target selection, weapons, or the status of captured aircrewmen.
"The Laws of Air Warfare: Are There Any?,"
Naval War College Review: Vol. 24
, Article 7.
Available at: http://digital-commons.usnwc.edu/nwc-review/vol24/iss2/7