@article{FPM_2006_12_7_a1,
     author = {A. V. Balandin and O. N. Kashcheeva},
     title = {Integrable systems of chiral type},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {5--21},
     publisher = {mathdoc},
     volume = {12},
     number = {7},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2006_12_7_a1/}
}