1. Notions generalizing convexity for functions defined on spaces of matrices;Davis;American Mathematical Society Symposia on Pure Mathematics, Vol. 7: Convexity,1963
2. Integration and differentiation of functions of hermitian operators depending on a parameter;Daleckiǐ;Uspehi Mat. Nauk.,1957
3. The relationship of the Kantorovič-Rubinšteǐn metric for spectral measures of self-adjoint operators to functions of operators;Farforovskaja;Vestnik Leningrad. Univ.,1968
4. Classification of operators by means of their operational calculus;Kantorovitz;Trans. Amer. Math. Soc.,1965
5. The equivalence of definitions of a matric function;Rinehart;Amer. Math. Monthly,1955