@article{VMUMM_2007_4_a4,
     author = {N. R. Zakirov},
     title = {Representation of algebraic numbers by periodic branching continued fractions},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {24--29},
     publisher = {mathdoc},
     number = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2007_4_a4/}
}