Liljamo, Hannu (2013-03-01). "Haloo Haukiputaan suuralueelta" [Hello from the Haukipudas area]. Oulu-lehti (in Finnish). Oulu: Joutsen Media Oy. Archived from the original on 2014-10-04. Retrieved 2015-12-25.
Tourist map (Map). City of Oulu. 2015. Retrieved 2015-12-25.
oululehti.fi
Liljamo, Hannu (2013-03-01). "Haloo Haukiputaan suuralueelta" [Hello from the Haukipudas area]. Oulu-lehti (in Finnish). Oulu: Joutsen Media Oy. Archived from the original on 2014-10-04. Retrieved 2015-12-25.