@article{MM2_1980__31_154697,
     author = {Peter Russell},
     title = {Hamburger-Noether {Expansions} and {Approximate} {Roots} of {Polynomials.}},
     journal = {Manuscripta mathematica},
     pages = {25--96},
     year = {1980},
     volume = {31},
     zbl = {0455.14018},
     url = {http://geodesic.mathdoc.fr/item/MM2_1980__31_154697/}
}