Short description: In Russian. Rybaltovsky, Nikolai Yulievich. Mathematical processing of navigation tasks. Leningrad: Sea transport, 1959. Matematicheskaya obrabotka zadach sudovozhdeniya. In Russian /Mathematical processing of navigational tasks . The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU8389665