@article{Usón:109369,
      author        = "Usón, Sergio and Kostowski, Wojciech J. and Stanek,
                       Wojciech and Gazda, Wieslaw",
      title         = "{Thermoecological cost of electricity, heat and cold
                       generated in a trigeneration module fuelled with selected
                       fossil and renewable fuels}",
      year          = "2015",
}