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 found here or at 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