Lauberts A.; Valentijn E. A. (1989), The surface photometry catalogue of the ESO-Uppsala galaxies (بالإنجليزية), vol. -1, p. 0, Bibcode:1989ESOLV.C......0L, QID:Q66381073
Lauberts A.; Valentijn E. A. (1989), The surface photometry catalogue of the ESO-Uppsala galaxies (بالإنجليزية), vol. -1, p. 0, Bibcode:1989ESOLV.C......0L, QID:Q66381073