@article{DAN_1982_264_5_a27,
     author = {K. A. Lurie and A. V. Cherkaev},
     title = {Exact estimates of conductivity of mixtures composed of two materials
},
     journal = {Doklady Akademii Nauk},
     pages = {1128--1130},
     publisher = {mathdoc},
     volume = {264},
     number = {5},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1982_264_5_a27/}
}