Activity trends in young solar-type stars von Lehtinen, J., Jetsu, L., Hackman, T., Kajatkari, P., Henry, G. W.

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General Model for Light Curves of Chromospherically Active Binary Stars von Jetsu, L., Henry, G. W., Lehtinen, J.

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Long-term spot monitoring of the young solar analogue V889 Herculis von Willamo, T., Hackman, T., Lehtinen, J. J., Käpylä, M. J., Ilyin, I., Henry, G. W., Jetsu, L., Kochukhov, O., Piskunov, N.

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Flip-flops of FK Comae Berenices von Hackman, T., Pelt, J., Mantere, M. J., Jetsu, L., Korhonen, H., Granzer, T., Kajatkari, P., Lehtinen, J., Strassmeier, K. G.

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DID THE ANCIENT EGYPTIANS RECORD THE PERIOD OF THE ECLIPSING BINARY ALGOL—THE RAGING ONE? von Jetsu, L, Porceddu, S, Lyytinen, J, KAJATKARI, P, Lehtinen, J, Markkanen, T, Toivari-Viitala, J

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Spot activity of LQ Hydra from photometry between 1988 and 2011 von Lehtinen, J., Jetsu, L., Hackman, T., Kajatkari, P., Henry, G. W.

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Multiperiodicity, modulations and flip-flops in variable star light curves: II. Analysis of II Pegasus photometry during 1979–2010 von Lindborg, M, Mantere, M J, Olspert, N, Pelt, J, Hackman, T, Henry, G W, Jetsu, L, Strassmeier, K G

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Periodicity in some light curves of the solar analogue V352 Canis Majoris von Kajatkari, P., Jetsu, L., Cole, E., Hackman, T., Henry, G. W., Joutsiniemi, S.-L., Lehtinen, J., Mäkelä, V., Porceddu, S., Ryynänen, K., Solea, V.

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Detection of real periodicity in the terrestrial impact crater record: quantity and quality requirements von Lyytinen, J., Jetsu, L., Kajatkari, P., Porceddu, S.

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Multiperiodicity, modulations and flip-flops in variable star light curves von Lindborg, M., Mantere, M. J., Olspert, N., Pelt, J., Hackman, T., Henry, G. W., Jetsu, L., Strassmeier, K. G.

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Time‐series analysis of long‐term photometry of BM Canum Venaticorum von Siltala, L., Jetsu, L., Hackman, T., Henry, G. W., Immonen, L., Kajatkari, P., Lankinen, J., Lehtinen, J., Monira, S., Nikbakhsh, S., Viitanen, A., Viuho, J., Willamo, T.

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Discrete Chi-square Method for Detecting Many Signals von Jetsu, Lauri

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General Model for Light Curves of Chromospherically Active Binary Stars∗ ∗ The CPS results are available electronically at the Vizier database von Jetsu, L., Henry, G. W., Lehtinen, J.

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Surface imaging of HD 199178 (V1794 Cygni) von Hackman, T., Jetsu, L., Tuominen, I.

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Topological changes in the magnetic field of LQ Hya during an activity minimum von Lehtinen, J. J., Käpylä, M. J., Hackman, T., Kochukhov, O., Willamo, T., Marsden, S. C., Jeffers, S. V., Henry, G. W., Jetsu, L.

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Spot activity of II Peg von Hackman, T., Mantere, M.J., Jetsu, L., Ilyin, I., Kajatkari, P., Kochukhov, O., Lehtinen, J., Lindborg, M., Piskunov, N., Tuominen, I.

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Spot activity of the RS Canum Venaticorum star σ Geminorum von Kajatkari, P., Hackman, T., Jetsu, L., Lehtinen, J., Henry, G. W.

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Did the ancient egyptians discover Algol? von Jetsu, L., Porceddu, S., Lyytinen, J., Kajatkari, P., Markkanen, T., Toivari-Viitala, J.

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Say hello to Algol's new companion candidates von Jetsu, L

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The continuous period search method and its application to the young solar analogue HD 116956 von Lehtinen, J., Jetsu, L., Hackman, T., Kajatkari, P., Henry, G. W.

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