@article{10_4064_cm6634_12_2015,
     author = {Paulius Drungilas and Art\={u}ras Dubickas},
     title = {On degrees of three algebraic numbers with zero sum or unit product},
     journal = {Colloquium Mathematicum},
     pages = {159--167},
     publisher = {mathdoc},
     volume = {143},
     number = {2},
     year = {2016},
     doi = {10.4064/cm6634-12-2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm6634-12-2015/}
}