@article{AA_2011_23_6_a4,
     author = {Raymond Mortini},
     title = {Reducibility of function pairs in $H^\infty_\mathbb R$},
     journal = {Algebra i analiz},
     pages = {131--143},
     publisher = {mathdoc},
     volume = {23},
     number = {6},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AA_2011_23_6_a4/}
}