MULTIPLE EIGENVALUES OF THE LAPLACE OPERATORNadirashvili, N S · Mathematics of the USSR-Sbornik · 1988

ON A PROBLEM WITH OBLIQUE DERIVATIVENadirashvili, N S · Mathematics of the USSR-Sbornik · 1986

SOME ESTIMATES IN A PROBLEM WITH OBLIQUE DERIVATIVENadirashvili, N S · Mathematics of the USSR-Izvestiya · 1989

POSITIVE SOLUTIONS OF SECOND ORDER ELLIPTIC EQUATIONS IN UNBOUNDED DOMAINSLandis, E M; Nadirashvili, N S · Mathematics of the USSR-Sbornik · 1986

SOME DIFFERENTIABILITY PROPERTIES OF SOLUTIONS OF ELLIPTIC EQUATIONS WITH MEASURABLE COEFFICIENTSNadirashvili, N S · Mathematics of the USSR-Izvestiya · 1986

On a differential property of solutions of second-order elliptic equationsNadirashvili, N S · Russian Mathematical Surveys · 1985

On the length of the nodal curve of an eigenfunction of the Laplace operatorNadirashvili, N S · Russian Mathematical Surveys · 1988

SOME ESTIMATES OF THE SOLUTION OF THE NEUMANN PROBLEM, AND THE MODULUS OF CONTINUITY OF A CONFORMAL MAPPINGNadirashvili, N S · Mathematics of the USSR-Sbornik · 1989