== COI rules  no problem here == 

 Th COI rule WP:SELFCITE about citing yourself without any doubt allows this edit: Using material you have written or published is allowed within reason, but only if it is relevant, conforms to the content policies, including WP:SELFPUB, and is not excessive. Citations should be in the third person and should not place undue emphasis on your work. When in doubt, defer to the community's opinion.  The item is relevant and conforms to all policies & is not excessive. Kfernlund followed all the rules and should be encouragedfurthermore this is a major scholarly journal whose articles are all vetted by teams of scholars.