1. Astrophysical Quantities;Allen,1963
2. Flare stars in star clusters and associations;Ambartsumian,1975
3. Stellar activity measured at CaII H and K;Baliunas,1981
4. The high speed photometer of Asiago Observatory;Bernacca;Astron. Astrophys.,1978
5. A simple criterion for determinining the dynamical stability of three-body systems;Black;Astron. J.,1982