@article{AGT_2020_20_6_a5,
     author = {Ayzenberg, Anton},
     title = {Space of isospectral periodic tridiagonal matrices},
     journal = {Algebraic and Geometric Topology},
     pages = {2957--2994},
     year = {2020},
     volume = {20},
     number = {6},
     url = {http://geodesic.mathdoc.fr/item/AGT_2020_20_6_a5/}
}