@article{TIMM_2020_26_3_a21,
     author = {V. I. Shmyrev},
     title = {Duality in linear economic models of exchange},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {258--274},
     publisher = {mathdoc},
     volume = {26},
     number = {3},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2020_26_3_a21/}
}