- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 13 Jun 2016), entry for Charles le Jeune Ingelheim Neustria, person ID 949D-87S.
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 13 Jun 2016), entry for Charles " The Younger" King Of Neustria, person ID 9C4K-5W6.
» Quellen » Familienstammbaum M. Tolsma » Genealogie Online">
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 13 Jun 2016), entry for Charles le Jeune Ingelheim Neustria, person ID 949D-87S.
- FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 13 Jun 2016), entry for Charles " The Younger" King Of Neustria, person ID 9C4K-5W6.
» Quellen » Familienstammbaum M. Tolsma » Genealogie Online">