- ^ History of the House of Liechtenstein. Portal of the Principality of Liechtenstein. Liechtenstein Government Spokesperson’s Office （英文）. "He named himself after Liechtenstein Castle, situated to the south of Vienna. The early Liechtenstein family owned estates in the vicinity of their family castle and on the northeastern border of Lower Austria."
- ^ Festspiele （英文）. "Maria Enzersdorf (Lower Austria): Nestroy Festival at Liechtenstein Castle"