Geodesic
Classical integrable systems amd automorphisms of representations of $SL(2)$
Zapiski Nauchnykh Seminarov POMI, Questions of quantum field theory and statistical physics. Part 15, Tome 251 (1998), pp. 260-272 
A. V. Tsiganov. Classical integrable systems amd automorphisms of representations of $SL(2)$. Zapiski Nauchnykh Seminarov POMI, Questions of quantum field theory and statistical physics. Part 15, Tome 251 (1998), pp. 260-272. http://geodesic.mathdoc.fr/item/ZNSL_1998_251_a16/
@article{ZNSL_1998_251_a16,
     author = {A. V. Tsiganov},
     title = {Classical integrable systems amd automorphisms of representations of $SL(2)$},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {260--272},
     year = {1998},
     volume = {251},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1998_251_a16/}
}
TY  - JOUR
AU  - A. V. Tsiganov
TI  - Classical integrable systems amd automorphisms of representations of $SL(2)$
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1998
SP  - 260
EP  - 272
VL  - 251
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1998_251_a16/
LA  - ru
ID  - ZNSL_1998_251_a16
ER  - 
%0 Journal Article
%A A. V. Tsiganov
%T Classical integrable systems amd automorphisms of representations of $SL(2)$
%J Zapiski Nauchnykh Seminarov POMI
%D 1998
%P 260-272
%V 251
%U http://geodesic.mathdoc.fr/item/ZNSL_1998_251_a16/
%G ru
%F ZNSL_1998_251_a16

Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

Outer automorphisms of infinite-dimensional representations of $sl(2)$ algebra are applied to produce some classical integrable systems with continuous and discrete time. The associated Lax pairs and $r$-matrix algebras are constructed.