@article{10_4064_aa_87_2_89_102,
     author = {Patrick Morton},
     title = {Arithmetic properties of periodic points of quadratic maps, {II}},
     journal = {Acta Arithmetica},
     pages = {89--102},
     publisher = {mathdoc},
     volume = {87},
     number = {2},
     year = {1998},
     doi = {10.4064/aa-87-2-89-102},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-87-2-89-102/}
}