- YouTube.com.{{cite web}}: CS1 maint:
numeric names:
authors list (link)
Klingsten, Dag (1991-05-16). "Trimning i det tysta" [Quiet tuning].
Teknikens Värld...
- 100 år". DR (in Danish). 29 June 2016.
Retrieved 2020-05-24.
Klingsten,
Mette Klingsten Advokatfirma-Mette (7
November 2016). "Danish
Holiday Act to be...
- 1953.
Ville Niskanen was
married in 1912–1916 with
Hulda Kuusamo (née
Klingsten) and
since 1918 with
Helmi Blasnialis. "Niskanen, Ville: ****a ****in on...
