NLTE C and O abundances in RR lyrae stars von Andrievsky, Sergei M., Wallerstein, George, Korotin, Sergey A., Kovtyukh, Valery V., Khrapaty, Sergii V., Rydyak, Yuri, Mishenina, Tamara V., Huang, Wenjin

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Probing the Przybylski star for deuterium von Andrievsky, Sergei M., Kovtyukh, Valery V.

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An enigma of Przybylski's star: Is there promethium on its surface? von Andrievsky, Sergei M., Korotin, Sergey A., Werner, Klaus, Kovtyukh, Valery V.

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Magellanic Clouds Cepheids: Thorium Abundances von Jeong, Yeuncheol, Yushchenko, Alexander V., Gopka, Vira F., Yushchenko, Volodymyr O., Kovtyukh, Valery V., Vasil’eva, Svetlana V.

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NLTE CNO abundances in a sample of nine field RR Lyr type stars von Andrievsky, Sergei M., Korotin, Sergey A., Kovtyukh, Valery V., Khrapaty, Sergey V., Rudyak, Yuri

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Magellanic Clouds Cepheids: Thorium Abundances von Yeuncheol Jeong, Alexander V. Yushchenko, Vira F. Gopka, Volodymyr O. Yushchenko, Valery V. Kovtyukh, Svetlana V. Vasil’eva

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Li abundances and chromospheric activity of BY Dra type stars von Mishenina, Tamara V., Soubiran, Caroline, Kovtyukh, Valery V., Belik, Stanislav I.

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Probing the Przybylski star for Deuterium von Andrievsky, Sergei M, Kovtyukh, Valery V

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An enigma of Przybylski's star: is there promethium on its surface? von Andrievsky, Sergei M, Korotin, Sergey A, Werner, Klaus, Kovtyukh, Valery V

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NLTE CNO abundances in a sample of nine field RR lyr type stars von Andrievsky, Sergei M, Korotin, Sergey A, Kovtyukh, Valery V, Khrapaty, Sergey V, Rudyak, Yuri

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The comparable analysis of the Cepheids and non-variable supergiants from the instability strip.I von Andrievsky, Sergei M., Kovtyukh, Valery V.

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