@article{10_1017_S0017089500032705,
     author = {Jeon, In Ho},
     title = {On joint essential spectra of doubly commuting n-tuples of p-hyponormal operators},
     journal = {Glasgow mathematical journal},
     pages = {353--358},
     year = {1998},
     volume = {40},
     number = {3},
     doi = {10.1017/S0017089500032705},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500032705/}
}