Upon his death, the kingdom of Francia is divided between Charles and his brother Carloman, who becomes king of Austrasia. See our article on Early Middle Ages
Editors. "Death of Pipin III and ascent to the throne of Charles the Great (Charlemagne)". The Literary Encyclopedia. First published 01 May 2009; last revised 30 November -1.
[http://www.litencyc.com/php/stopics.php?rec=true&UID=6864, accessed 19 April 2015.]