Investigation of a Measuring Machine and Methods for Measuring Differential Proper Motions
van Rhijn, P. J., Raimond, J. J.Volume:
93
Language:
english
Journal:
Monthly Notices of the Royal Astronomical Society
DOI:
10.1093/mnras/93.8.635
Date:
June, 1933
File:
PDF, 738 KB
english, 1933