@article{10_2298_FIL2103883J,
     author = {Sungeun Jung and Hyoungji Kim and Eungil Ko},
     title = {On extended commuting operators},
     journal = {Filomat},
     pages = {883 },
     year = {2021},
     volume = {35},
     number = {3},
     doi = {10.2298/FIL2103883J},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2103883J/}
}