L. D. Prussner

On the numerical solution of the equation $$\frac{{\partial ^2 z}}{{\partial x^2 }}\frac{{\partial ^2 z}}{{\partial y^2 }} - \left( {\frac{{\partial ^2 z}}{{\partial x\partial y}}} \right)^2 = f$$ and its discretizations, I

Vladimir Oliker, V. Oliker, L. D. Prussner, 1989 .

On the numerical solution of the equation ∂2z/∂x2 ∂2z/∂y2−(∂2z/∂x∂y)2=f and its discretizations. I

L. D. Prussner, V. I. Oliker, 1988 .