Note 619 — Chapter XIX · SHORT-PERIOD VARIABLES.
Reading edition
Astr. Nach. Nos. 3257, 3338; Bull. de l’ Acad. St. Pétersbourg, 1894, p. 268; Astroph. Journ. vol. i. pp. 160, 263.
Reading edition
Astr. Nach. Nos. 3257, 3338; Bull. de l’ Acad. St. Pétersbourg, 1894, p. 268; Astroph. Journ. vol. i. pp. 160, 263.