@article{Bless:1598,
      author        = "Bless, M. and Bouckaert, Jos and Camelbeeck, Thierry and
                       Dejonghe, L. and Demoulin, Alain and Dupuis, C. and Felder,
                       P. and Geukens, Ferdinand and Gullentops, Frans and Hance,
                       L. and Jagt, J. and Juvigné, E. and Kramm, U. and Ozer, A.
                       and Pissart, A. and Robaszynski, F. and Schumacker, R. and
                       Smolderen, A. and Spaeth, G. and Steemans, P. and Streel,
                       M. and Vandenven, G. and Vanguestaine, M. and Walter, R.
                       and Wolf, M.",
      title         = "{The Stavelot massif from Cambrian to recent; a survey of
                       the present state of knowledge}",
      year          = "1990",
}