Hlavatý, Ladislav; Šnobl, Libor: Transformations of conformally invariant $\sigma$-models.
(English).
In:
Čadek, Martin (ed.): Proceedings of the 25th Winter School "Geometry and Physics".
Circolo Matematico di Palermo, Palermo, 2006.
pp. [111]-116
Šnobl, Libor: Modular spaces of low-dimensional Drinfeld doubles.
(English).
In:
Slovák, Jan
and Čadek, Martin (eds.): Proceedings of the 23rd Winter School "Geometry and Physics".
Circolo Matematico di Palermo, Palermo, 2004.
pp. [193]-202
Král, Vítězslav:
25 let teorie strun: výsledky a naděje.
(Czech) [25 years of the string theory: results and expectations].Pokroky matematiky, fyziky a astronomie,
vol. 43
(1998),
issue 1,
pp. 48-59