1. Subjordan Operators;Agler,1980
2. Sub-Jordan operators: Bishop's theorem, spectral inclusion, and spectral sets;Agler;Oper. Theory,1982
3. Hypercontractions and subnormality;Agler;J. Operator Theory,1985
4. A disconjugacy theorem for Toeplitz operators;Agler;Amer. J. Math.,1990
5. Classification of hereditary matrices;Agler;Linear Algebra Appl.,1998