«Searching for dark clouds in the outer galactic plane. I. A statistical approach for identifying extended red(dened) regions in 2MASS». Astronomy and Astrophysics515: 51. 2010. Bibcode:2010A&A...515A..51F. doi:10.1051/0004-6361/200913000.
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«Searching for dark clouds in the outer galactic plane. I. A statistical approach for identifying extended red(dened) regions in 2MASS». Astronomy and Astrophysics515: 51. 2010. Bibcode:2010A&A...515A..51F. doi:10.1051/0004-6361/200913000.