@article{IIGUM_2010_3_2_a3,
     author = {A. V. Keller},
     title = {The {Leontief} type systems: classes of problems with the {Showalter--Sidorov} intial condition and numerical solving},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {30--43},
     publisher = {mathdoc},
     volume = {3},
     number = {2},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2010_3_2_a3/}
}