[841] $B$($H$) does not have the approximation propertydoes not have the approximation property

[842] Über die Nullstellen der Riemannschen Zetafunktion

[843] Uniqueness and related analytic properties for the Benjamin-Ono equation —a nonlinear Neumann problem in the plane

[844] Complex interpolation of quasi-Banach spaces with an A-convex containing space

[845] Subspaces and quotients of$l$_{$p$}$⊕l$_{2}and$X$_{$p$}