If this was an old document contained in the wiki or other help on the MagentoCommerce.com website, it probably has undergone MagEBay evaporation in a puff of Stage Magic smoke.
As with old forum content previous to the software update, and old bug reports, so with a lot of the other contributed documentation. Behold, all is vanity and a striving after the wind and the writing of many books has no end...
As this was a Brent Peterson production, and a very profuse contributor to the Magento community he is, you do have recourse to his website to read the contents => http://www.brentpeterson.net/2014/11/upgrade-using-fresh-install-and.html