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Onitsuka Masakazu; Tanaka Satoshi: Rectifiability of orbits for two-dimensional nonautonomous differential systems. (2021)
Pašić Mervan; Tanaka Satoshi: Non-monotone positive solutions of second-order linear differential equations: existence, nonexistence and criteria. (2016)
Tanaka Satoshi: A necessary and suffcient condition for the oscillation in a class of even order neutral differential equations. (2000)