Editors. "Charles V's army bolstered from troops from Netherlands". The Literary Encyclopedia. First published 01 November 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=14741, accessed 10 December 2013.]
Commander Van Buren, who leads an imperial force from the Netherlands, joins Charles V's main army at Ingolstadt. This combination of military might enables the Emperor to take the offensive in his war against the Schmalkaldic League of German Protestant princes.