https://www.bavarikon.de/object/bav:ASM-OBJ-00000000D2020102
Antoninian des Traianus Decius (249-251 n. Chr.) (Av.) | bavarikon
desdeciusnchrav
https://asianmandan.com/2025/03/decius-decius-vol-ii-splendour-obedience/
Decius : Decius Vol. II (Splendour & Obedience)
deciusvoliisplendourobedience
https://cataloghistorici.bdi.sbn.it/file_viewer.php?IDIMG=25540&IDCAT=105&IDGRP=1050015&LEVEL=&PADRE=&PROV=INT
Biblioteca universitaria di Pavia - Catalogo per autori e titoli - AUSONI-AZZURR - Ausonius (Decius...
biblioteca universitariadipaviacatalogoper
https://hymnology.hymnsam.co.uk/n/nikolaus-decius
Nikolaus Decius - Dictionary of Hymnology
The Canterbury Dictionary of Hymnology
nikolausdeciusdictionary
https://www.wikidata.org/wiki/Q1830?uselang=cy
Decius - Wikidata
Roman Emperor (201-251)
deciuswikidata