Optimal flights with close circular orbits when accounting for the shadow von Ya. V. Tkachenko

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A method for the constructing of optimal trajectories in a strictly central gravity field von B. M. Kiforenko, Ya. V. Tkachenko

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Optimal elliptic maneuvering of a spacecraft with a solar engine von B. M. Kiforenko, Ya. V. Tkachenko, Yu. Vasyliev

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Effect of radiation transfer on a deviation of dense electric-arc plasma from the equilibrium state: criterion approach von V. A. Zhovtyansky, Yu. I. Lelyukh, Ya. V. Tkachenko

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Effect of radiation transfer on a deviation of dense electric-arc plasma from the equilibrium state: criterion approach von V. A. Zhovtianskyi, Yu. I. Leliukh, Ya. V. Tkachenko

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