@article{10_4153_S0008439522000236,
     author = {Muthukumar, P. and Sarkar, Jaydeb},
     title = {Model spaces invariant under composition operators},
     journal = {Canadian mathematical bulletin},
     pages = {204--217},
     year = {2023},
     volume = {66},
     number = {1},
     doi = {10.4153/S0008439522000236},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439522000236/}
}