xAlison Chapman (ed.) and the DVPP team, “‘Herz, mein Herz, sei nicht beklommen’,” Digital Victorian Periodical Poetry Project, Edition 0.98.10beta
, University of Victoria, 30th April 2025, https://dvpp.uvic.ca/blackwoods/1878/pom_9557_herz_mein_herz_sei_nicht.html.