References
- Proc. Amer. Math. Soc. v.103 On hyponormality of operators A. Athavale
- Duke Math. J. v.22 Subnormal operators J. Bram
- Research Notes in Mathematics v.51 Subnormal Operators J.B. Conway
- Int. Eq. Op. Th v.13 Quadratically hyponormal weighted shifts R.E. Curto
- Int. Eq. Op. Th v.18 Recursively generated weighted shifts and the subnormal completion problem R.E. Curto;L.A. Fialkow
- Operator Th: Adv. Appl. v.35 Hyponormal pairs of commuting operators R.E. Curto;P. Muhly;J. Xia
- Pacific J. Math. v.17 Which weighted shift are subnormal J. Stampfli