@article{M2AN_1998__32_2_211_0,
     author = {Carasso, C. and Pasa, G.},
     title = {An optimal viscosity profile in the secondary oil recovery},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {211--221},
     publisher = {Elsevier},
     volume = {32},
     number = {2},
     year = {1998},
     mrnumber = {1622608},
     zbl = {0910.76084},
     language = {en},
     url = {http://www.numdam.org/item/M2AN_1998__32_2_211_0/}
}