xAlison Chapman (ed.) and the DVPP team, “‘Die Welt ist so schön, und der Himmel so blau’,” Digital Victorian Periodical Poetry Project, Edition 0.98.8beta, University of Victoria, 30th June 2023, https://dvpp.uvic.ca/blackwoods/1877/pom_9642_die_welt_ist_so_schn_und_der.html.