@article{TMF_2011_167_3_a10,
     author = {A. Kundu},
     title = {Integrable twofold hierarchy of perturbed equations and application to optical soliton dynamics},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {465--478},
     publisher = {mathdoc},
     volume = {167},
     number = {3},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2011_167_3_a10/}
}