Karachentsev, I. D.; Karachentseva, V. E.; Borngen, F. (1985-12-01). "'Garland' - an unusual object near NGC 3077". Monthly Notices of the Royal Astronomical Society. 217 (4): 731–734. doi:10.1093/mnras/217.4.731. ISSN0035-8711.
Karachentsev, I. D.; Karachentseva, V. E.; Borngen, F. (1985-12-01). "'Garland' - an unusual object near NGC 3077". Monthly Notices of the Royal Astronomical Society. 217 (4): 731–734. doi:10.1093/mnras/217.4.731. ISSN0035-8711.