Hadjisavvas, N.; Kravvaritis, D.; Pantelidis, G.; Polyrakis, I. Hereditary order convexity in \({\mathcal L}(X,Y)\). (English) Zbl 0694.47030 Rend. Circ. Mat. Palermo, II. Ser. 38, No. 1, 130-139 (1989). MSC: 47L07 46A32 47L05 PDFBibTeX XMLCite \textit{N. Hadjisavvas} et al., Rend. Circ. Mat. Palermo (2) 38, No. 1, 130--139 (1989; Zbl 0694.47030) Full Text: DOI
Faour, Nazih On quasinormal, subnormal, and hyponormal Toeplitz operators. (English) Zbl 0693.47021 Rend. Circ. Mat. Palermo, II. Ser. 38, No. 1, 121-129 (1989). Reviewer: M.Radjabalipour MSC: 47B20 47B35 PDFBibTeX XMLCite \textit{N. Faour}, Rend. Circ. Mat. Palermo (2) 38, No. 1, 121--129 (1989; Zbl 0693.47021) Full Text: DOI
Boman, Jan; Janson, Svante; Peetre, Jaak Big Hankel operators of higher weight. (English) Zbl 0687.47016 Rend. Circ. Mat. Palermo, II. Ser. 38, No. 1, 65-78 (1989). Reviewer: M.Gonzalez MSC: 47B35 47B10 PDFBibTeX XMLCite \textit{J. Boman} et al., Rend. Circ. Mat. Palermo (2) 38, No. 1, 65--78 (1989; Zbl 0687.47016) Full Text: DOI