@article{EMJ_2012_3_4_a5,
     author = {V. G. Kurbatov and I. V. Kurbatova},
     title = {Krylov subspace methods of approximate solving differential equations from the point of view of functional calculus},
     journal = {Eurasian mathematical journal},
     pages = {53--80},
     publisher = {mathdoc},
     volume = {3},
     number = {4},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2012_3_4_a5/}
}