Photometric researches
Subtitle: Part I. A graphical method for obtaining the orbital elements of eclipsing variables. Part II. The eclipsing variable RS Canum Venaticorum
By: by Bancroft Walker Sitterly
Series: Contributions form the Princeton university observatory. no.11; Contributions from the Princeton University Observatory -- no. 11
Publisher: The Observatory
Published: 1930
Place of publication: Princeton, N.J
Language: eng
Number of pages: 41
Subjects: Variable stars; Stars; Spectra
Notes: Thesis (PH. D.)-Princeton university, 1922.

"References": p. 14, 32.