@article{ZNSL_2016_449_a5,
     author = {V. G. Zhuravlev},
     title = {Periodic karyon expansions of algebraic units in multidimensional continued fractions},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {84--129},
     year = {2016},
     volume = {449},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2016_449_a5/}
}