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Lawrence William Ramsey
1945
ROSAT X-ray survey observations of active choromspheric [i.e. chromospheric] binary systems and other selected sources
![ROSAT X-ray survey observations of active choromspheric [i.e. chromospheric] binary systems and other selected sources](https://s3.amazonaws.com/readfeedstatic/book_covers/thumbnails/rf-placeholder.png)