The logic of quantum mechanics

Teorii︠a︡ lineĭnykh operatorov v gilʹbertovom prostranstve

N. I. Akhiezer

Théorie des opérations linéaires

Stefan Banach

Invitation to Linear Operators

Takayuki Furuta

Quantum mechanics in Hilbert space

Eduard Prugovecki

Invariant subspaces

Heydar Radjavi

Metody przestrzeni Hilberta

Krzysztof Maurin

Lectures on invariant subspaces

Henry Helson

Convex Analysis and Monotone Operator Theory in Hilbert Spaces

Heinz H. Bauschke

Introduction to Hilbert spaces with applications

Lokenath Debnath