Publications in Math-Net.Ru
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Some Examples of Nonhypoelliptic Infinitely Degenerate Elliptic Differential Operators
Mat. Zametki, 71:4 (2002), 567–580
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On Grushin's equation
Mat. Zametki, 63:1 (1998), 95–105
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Positive solutions of the Emden–Fowler equation in a cone
Differ. Uravn., 30:4 (1994), 659–664
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Global hypoellipticity property of a differential operator
Mat. Zametki, 49:2 (1991), 147–150
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On the global hypoellipticity property of a higher-order differential operator
Differ. Uravn., 26:4 (1990), 687–692
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