^Frank, C.A. (1899). The Lutheran Witness, Volumes 18-21 (dalam bahasa English). Edited and published under the auspices of the Cleveland District Conference by C.A. Frank. hlm. 3.Pemeliharaan CS1: Bahasa yang tidak diketahui (link)
^Stauffer, S. Anita (1 October 2014). Altar Guild and Sacristy Handbook: Fourth Revised Edition (dalam bahasa English). Augsburg Fortress, Publishers. hlm. 137. ISBN9781451479270. Diakses tanggal 11 February 2017. spoon. Perforated utensil sometimes used to remove foreign particles from wine in the communion cup; also used with granular incense.Pemeliharaan CS1: Bahasa yang tidak diketahui (link)