1 Электронные книги Erik Hog
Erik Hog & P. Kenneth Seidelmann: Astronomical and Astrophysical Objectives of Sub-Milliarcsecond Optical Astrometry
Astrometry is on the threshold of great changes due to the fact that this decade, alone, is witnessing an improvement of stellar positions equivalent to the total improvement of the previous two cent …
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английский
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€115.15
