http://www.the16types.info/groups.php?groupid=5
http://www.the16types.info/groups.php?groupid=6
http://www.the16types.info/groups.php?groupid=7
http://www.the16types.info/groups.php?groupid=8
And there used to be computer functional analysis with my model right on the page. They got it from Russian articles according to Rmcnew.