@article{10_4064_ap_37_3_289_298,
     author = {M. B. Abrahamse},
     title = {Some examples on lifting the commutant of a subnormal operator},
     journal = {Annales Polonici Mathematici},
     pages = {289--298},
     publisher = {mathdoc},
     volume = {37},
     number = {3},
     year = {1980},
     doi = {10.4064/ap-37-3-289-298},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-37-3-289-298/}
}