As Heikki, Henrik, Henrikki, Henri. Note that also that the city of Hancock in Michigan, which has a lot of residents of Finnish origins, celebrates "Heikinpäivä" (anglicized Finnish for "Henry's Day") on the same day. See "2007 Heikinpaiva Celebration". Archived from the original on 15 December 2007. Retrieved 28 September 2007..
Heikkilä 2005, pp. 398–417 In Latin and in Finnish. All 52 known versions of the legend, many of which are fragmented, can also be downloaded from a server of the University of Helsinki. Heikkilä, Tuomas (2005), Pyhän Henrikin Legenda, SKS, ISBN951-746-738-9
"Pyhän Henrikin muistopäivä". Kirkkovuosikalenteri (in Finnish). Kirkkohallitus, Suomen evankelis-luterilainen kirkko. 10 December 2019. Retrieved 20 January 2022.
As Heikki, Henrik, Henrikki, Henri. Note that also that the city of Hancock in Michigan, which has a lot of residents of Finnish origins, celebrates "Heikinpäivä" (anglicized Finnish for "Henry's Day") on the same day. See "2007 Heikinpaiva Celebration". Archived from the original on 15 December 2007. Retrieved 28 September 2007..