Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
This is an old revision of this page, as edited by In ictu oculi (talk | contribs) at 01:18, 1 July 2013 (Undid revision 562324043 by Kauffner there was a 6-1 support for this merge). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.