Colors and kinematics of L dwarfs from the Sloan Digital Sky Survey
Photometric brown-dwarf classification. II. A homogeneous sample of 1361 L and T dwarfs brighter than J = 17.5 with accurate spectral types
The Sixth Data Release of the Sloan Digital Sky Survey
The Brown Dwarf Kinematics Project (BDKP). III. Parallaxes for 70 ultracool dwarfs
VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)