@article{10_1017_S0017089502030082,
     author = {Dubickas, A. and Smyth, C. J.},
     title = {Variations on the theme of {Hilbert's} theorem 90},
     journal = {Glasgow mathematical journal},
     pages = {435--441},
     year = {2002},
     volume = {44},
     number = {3},
     doi = {10.1017/S0017089502030082},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089502030082/}
}