National anthems in sport: songs of praise or memorials that are past their use-by date?

Authors: Parry, K.D., Adair, D. and Cleland, J.

Publisher: The Conversation

https://theconversation.com/national-anthems-in-sport-songs-of-praise-or-memorials-that-are-past-their-use-by-date-142097

Source: Manual