Two very nearby (d ~ 5 pc) ultracool brown dwarfs detected by their large proper motions from WISE, 2MASS, and SDSS dataR.-D. Scholz, G. Bihain, O. Schnurr and J. StormA&A, 532 (2011) L5DOI: https://doi.org/10.1051/0004-6361/201117297
