Photometric researches. Part 1, A graphical method for obtaining the orbital elements of eclipsing variables. Part 2, The eclipsing variable RS Canun Venaticorum /

Autor Sitterly, Bancroft Walker
Vydáno 1930

Stellar parallaxes derived from photographs made with the 20-inch refractor of the Van Vleck observatory /

Autor Slocum, F., Stearns, C. L., Sitterly, Bancroft Walker
Vydáno 1938