@article{SJIM_2011_14_1_a4,
     author = {N. P. Dement'ev},
     title = {Quasistationary solutions in economic systems with variable technology},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {46--55},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2011_14_1_a4/}
}