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JOURNALS // Matematicheskii Sbornik // Archive
Mat. Sb. (N.S.), 1962 Volume 57(99), Number 2, Pages 233–240 (Mi sm4648)
On $Q$-hypo-elliptic equations

V. V. Grushin


Received: 13.01.1961



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© Steklov Math. Inst. of RAS, 2026