@article{MM2_1974__14_154295,
     author = {Leon Bernstein},
     title = {Units from {Periodic} {Jacobi-Perron} {Algorithms} in {Algebraic} {Number} {Fields} of {Degree} n ...2.},
     journal = {Manuscripta mathematica},
     pages = {249--262},
     publisher = {mathdoc},
     volume = {14},
     year = {1974},
     zbl = {0292.12008},
     url = {http://geodesic.mathdoc.fr/item/MM2_1974__14_154295/}
}