Le problème des étoiles doubles


“A review is given of what we know of binary stars. Leaving out the historical development, the difficulties are shown, which astronomers encountered in their studies of visual as well as spectroscopic or photometric binaries. Thus the reader gets an idea of the methods used both for observing and for explaining the existence of these double stars. The… (More)
DOI: 10.1007/BF02163730


10 Figures and Tables