Huchra J.; et al. (1992), Center for Astrophysic Redshift catalog, 1992 version (بالإنجليزية), vol. -1, p. 0, Bibcode:1992ZCAT..C......0H, QID:Q66617627{{استشهاد}}: Explicit use of et al. in: |author2= (help)
wikidata.org
Huchra J.; et al. (1992), Center for Astrophysic Redshift catalog, 1992 version (بالإنجليزية), vol. -1, p. 0, Bibcode:1992ZCAT..C......0H, QID:Q66617627{{استشهاد}}: Explicit use of et al. in: |author2= (help)