Revision as of 17:51, 10 May 2022 by Jet53man(talk | contribs)(Created page with "[https://ui.adsabs.harvard.edu/abs/1958HDP....51..353L/abstract P. Ledoux, & Th. Walraven (1958)]<br />''Variable Stars''<br />Handbuch der Physik, Vol. 51, pp. 353 - 604")