G.P. Kuiper's spectral classifications of proper-motion stars
Magnetic Field and Rotation in Lower Main-Sequence Stars: An Empirical Time-Dependent Magnetic Bode's Relation?
A Catalog of Northern Stars with Annual Proper Motions Larger than 0."15 (LSPM-NORTH Catalog)
Stellar Properties of Active G and K Stars: Exploring the Connection between Starspots and Chromospheric Activity
Stellar diameters and temperatures. II. Main-sequence K- and M-stars