@article{TMF_2012_172_2_a11,
     author = {O. Ragnisco and F. Zullo},
     title = {Quantum {B\"acklund} transformations: {Some} ideas and examples},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {323--336},
     year = {2012},
     volume = {172},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2012_172_2_a11/}
}