See the link for a joint article on attempts to converge Army and Air Force perspectives on multi-domain operations in Joint Force Quarterly. General David G. Perkins is the Commanding General of U.S. Army Training and Doctrine Command. General James M. Holmes is Commanding General of Air Combat Command.
http://ndupress.ndu.edu/JFQ/Joint-Force-Quarterly-88/Article/1412174/multidomain-battle-converging-concepts-toward-a-joint-solution/