Matrix versions of the Cauchy and Kantorovich inequalities. A.W. Marshall; I. Olkin — 1990 Aequationes mathematicae
Inclusion Theorems for Eigenvalues from Probability Inequalities. A.W. MARSHALL; I. OLKIN — 1964 Numerische Mathematik
Scaling of Matrices to Achieve Specified Row and Column Sums. A.W. MARSHALL; I. OLKIN — 1968 Numerische Mathematik