@book{
title = {Schwanensee },
author = {Simsa, Marko <1965- >},
editor = {Kühler, Anna-Lena},
editor = {Čajkovskij, Petr Ilʹič},
editor = {Età: dai 5 ai 10 anni },
year = {2021},
address = {Berlin },
publisher = {Betz},
}