Surges in cometary brightness and observational errors
Jan Bouška (1970)
Acta Universitatis Carolinae. Mathematica et Physica
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Jan Bouška (1970)
Acta Universitatis Carolinae. Mathematica et Physica
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Jiří Bouška (1966)
Acta Universitatis Carolinae. Mathematica et Physica
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(1966)
Acta Universitatis Carolinae. Mathematica et Physica
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