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Large-scale structure of spiral galaxies: problems old and new

Published online by Cambridge University Press:  14 August 2015

Morton S. Roberts*
Affiliation:
National Radio Astronomy Observatory,* Green Bank, W. Va. U.S.A.

Extract

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Introductory remarks for IAU Symposium No. 84 are made. These include a brief history of previous symposia dealing with galactic structure, basic research problems in this area, and parallels regarding our galaxy which can be drawn from extragalactic research.