@article{10_4064_fm186_3_5,
     author = {Ewa Ligocka},
     title = {On complexification and iteration of
 quasiregular polynomials which have algebraic degree two},
     journal = {Fundamenta Mathematicae},
     pages = {269--285},
     publisher = {mathdoc},
     volume = {186},
     number = {3},
     year = {2005},
     doi = {10.4064/fm186-3-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm186-3-5/}
}