%0 Journal Article
%T Peter Welkner Mattenshohn  (1936 - 2004)
%A Edgar Kausel V.
%J Revista geol¨®gica de Chile
%D 2004
%I Scientific Electronic Library Online
%U http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-02082004000100009