@article{ZNSL_1984_139_a3,
     author = {A. Yu. Yeremin and I. E. Kaporin},
     title = {Spectral optimization of explicit iterative {methods.~I}},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {51--60},
     publisher = {mathdoc},
     volume = {139},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1984_139_a3/}
}