Evert. Duncan Laurence will represent The Netherlands this year // 21 January 2019. McCaig, Ewan. TheNetherlands: Duncan Laurence To Sing 'Arcade' In Tel
Eurovision.tv. Посетен на 13 март 2014. ((en)) THENETHERLANDS: COMMON LINNETS REVEAL ACOUSTIC VERSION OF CALM AFTER THE STORM. Wiwibloggs.com. Посетен на 13 март
lbz-rlp.de Prinzen der Niederlande, geneall.net Thenetherlands, angelfire.com Royal House of theNetherlands, koninklijkhuis.nl Grand-Ducal House of Saxe-Weimar-Eisenach
Wilhelmina (queen of TheNetherlands) // Енциклопедия Британика. Посетен на 11 април 2008. ((en)) Princess Juliana of theNetherlands // The Independent, 22