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3. Development of Investigations into the Theory of Filtration in the USSR (1917–1967) [in Russian], Nauka, Moscow (1969).
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5. B. K. Rizenkampf, Hydraulics of ground waters, in: Uch. Zap. Saratovsk. Univ., Ser. Gidravlika, 15, No. 5, 3–93 (1940).