@misc{intensification+of+drag+reduction+effect+by+simultaneous+addition+of+surfactant+and+high+molecular+polymer+into+the+solvent,
    author = {Matras, Zbigniew i Kopiczak, Bartosz},
    title = {Intensification of drag reduction effect by simultaneous addition of surfactant and high molecular polymer into the solvent},
    journal = {Chemical Engineering Research and Design},
    publisher = {Elsevier B.V.},
    date = {2015},
    number = {vol. 96},
    ISSN = {02638762}
}