The valid orignial reference to the Wikipedia galling article, on a permanent URI: urn:nbn:se:kau:diva-2790 

You asked for the link to my scientific report on friction mechanics, here it is. Peer viewed for a total of 12 months by at least one professor and several high rank academics and university officials and published at Academic archive On-line (DiVA), on a permanent URI: urn:nbn:se:kau:diva-2790

 Wallin H. 2008, 129 p: An investigation of friction graphs ranking ability regarding the galling phenomenon in dry SOFS contact  (Adhesive material transfer and friction), A free pdf document available here or www.diva-portal.org found here or at www.uppsok.libris.kb.se here use search words:"galling & Harald Wallin" or the direct libris link here

And may I humbly ad, it will probably soon be a piece of scientific history in al it’s simplicity and =)