Note: Podle článku C. A. Shain: 18,3 Mc/s Radiation from Jupiter, Australian Journal of Physics, Vol. 9 (1956) a zprávy John D. Kraus: Rotation period of the planet Venus as determined by radio observations připravily Z. Plavcová a E. Vokalová.

Note: Adapted from papers C. A. Shain: 18,3 Mc/s Radiation from Jupiter, Australian J. Physics, vol. 9 (1956), and John D. Kraus: Rotation period of the planet Venus as determined by radio observations, by Z. Plavcová and E. Vokalová.