author        = "Ramos, R. and Kikkawa, T. and Aguirre, M.H. and Lucas, I.
                       and Anadón, A. and Oyake, T. and Uchida, K. and Adachi, H.
                       and Shiomi, J. and Algarabel, P.A. and Morellón, L. and
                       Maekawa, S. and Saitoh, E. and Ibarra, M.R.",
      title         = "{Unconventional scaling and significant enhancement of the
                       spin Seebeck effect in multilayers}",
      year          = "2015",