^ 1.01.11.2Julian, John, ed., A Dictionary of Hymnology: Setting forth the Origin and History of Christian Hymns of all Ages and Nations, Second revised edition, 2 vols., n.p., 1907, reprint, New York: Dover Publications, Inc., 1957, 1:322–25
^W. G. Polack, The Handbook to the Lutheran Hymnal, Third and Revised Edition (St. Louis: Concordia Publishing House, 1958), 193, No. 262.
^Marilyn Kay Stulken, Hymnal Companion to the Lutheran Book of Worship (Philadelphia: Fortress Press, 1981), 307–08, nos. 228–229.
^Psalmer och sånger (Örebro: Libris; Stockholm: Verbum, 1987), Item 237, which uses Johan Olof Wallin's 1816 revision of the translation attributed to Petri. The first line is "Vår Gud är oss en väldig borg."