@article{DAN_1960_135_3_a9,
     author = {M. S. Livshits and M. Sh. Flekser},
     title = {Expansion of a reactive four-terminal network into a chain of simplest four-terminal networks},
     journal = {Doklady Akademii Nauk},
     pages = {542--544},
     publisher = {mathdoc},
     volume = {135},
     number = {3},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_135_3_a9/}
}