Grand unified theories, topological defects, and ultrahigh-energy cosmic rays
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Published in | Physical review letters Vol. 69; no. 4; p. 567 |
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Main Authors | , , |
Format | Journal Article |
Language | English |
Published |
United States
27.07.1992
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Online Access | Get more information |
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ISSN: | 1079-7114 |
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DOI: | 10.1103/physrevlett.69.567 |