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N. N. Kochina, “The control of the level of groundwater during irrigation,” Zh. Prikl. Mekh. Tekh. Fiz., No. 5, 125 (1973).
N. N. Kochina, “Some nonlinear problems of the equation of thermal conductivity,” Zh. Prikl. Mekh. Tekh. Fiz., No. 3, 123 (1972).
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Translated from Zhurnal Prikladnoi Mekhaniki i Tekhnicheskoi Fiziki, No. 2, pp. 109–115, March–April, 1977.
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Kochina, N.N. Problem of control of the level of groundwater during irrigation for the three-dimensional case. J Appl Mech Tech Phys 18, 231–235 (1977). https://doi.org/10.1007/BF00859812
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DOI: https://doi.org/10.1007/BF00859812