http://blogs.officezealot.com/mauro/archive/2010/04/15/21724.aspx
http://sharepoint.microsoft.com/blogs/fromthefield/Lists/Posts/Post.aspx?ID=128

Huge collection of Sharepoint settings: STSADM commands, activex, registry, database, jobs, errors, default settings, security

http://technet.microsoft.com/en-us/library/cc262798.aspx

(via http://blogs.technet.com/office_sustained_engineering/archive/2008/10/22/announcing-service-pack-2-sp2-for-the-2007-microsoft-office-system.aspx)

"Performance and manageability improvements to variations in Enterprise Content Management (ECM) including STSADM commands for repairing links between source and target pages

Improvements to read-only content databases and index rebuild timer jobs in Windows SharePoint Services 3.0"

http://blogs.msdn.com/sharepoint/archive/2008/05/12/posters-for-sharepoint-stsadm-command-line-parameters-now-available.aspx

http://www.codeproject.com/KB/sharepoint/stsadm_commands.aspx

http://www.wssdemo.com/Lists/stsadm/AllItems.aspx