@article{KYB_2005__41_1_a1,
     author = {Konstantinov, Mihail M. and Petkov, Petko Hr. and Christov, Nicolai D.},
     title = {The technique of splitting operators in perturbation control theory},
     journal = {Kybernetika},
     pages = {[15]},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {2005},
     mrnumber = {2130482},
     zbl = {1249.93057},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2005__41_1_a1/}
}