Acta Universitatis Carolinae. Mathematica (1959-1961)
| 1-6 | Short-term changes in the colour index of the head and tail of the comet Arend-Roland 1956h. Sekanina, Zdeněk |
| 7-14 | Periodical changes in the activity of the Encke comet. Sekanina, Zdeněk |
| 15-18 | Beyer's method of cometary brightness dispersion as a criterion of cometary activity. Sekanina, Zdeněk |
| 19-27 | New methods of determining the parameters of the photometrical curve of a comet dust-gas model. Sekanina, Zdeněk |
| 29-55 | Variation of the production of solar radiation during eleven-year cycle of solar activity in the wave-length range 620 Å to 11000 Å. Sekanina, Zdeněk |
| 57-75 | Dimension of dust particles in a cometary atmosphere. Vanýsek, Vladimír |
| [78] | Contents. |