Fixed refbox and copied citations - ignore authors if they are unknow… #1346

Job	Run time
dspace-angular-dist	0s
dspace-angular / docker-build (linux/amd64, ubuntu-latest, false)	10m 36s
deploy / deploy-8	0s
deploy / deploy-5	3m 37s
deploy / import-8	0s
	14m 13s

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