author        = "Smolders, K. and Neyskens, P. and Blommaert, J. A. D. L.
                       and Hony, S. and van Winckel, H. and Decin, L. and van Eck,
                       S. and Sloan, G. C. and Cami, J. and Uttenthaler, S. and
                       Degroote, P. and Barry, D. and Feast, M. and Groenewegen,
                       M. A. T. and Matsuura, M. and Menzies, J. and Sahai, R. and
                       van Loon, J. T. and Zijlstra, A. A. and Acke, B. and
                       Bloemen, S. and Cox, N. and De Cat, P. and Desmet, M. and
                       Exter, K. and Ladjal, D. and Østensen, R. and Saesen, S.
                       and van Wyk, F. and Verhoelst, T. and Zima, W.",
      title         = "{The Spitzer spectroscopic survey of S-type stars}",
      year          = "2012",