TY - BOOK AU - Raoult J C ED - Colloquium on Trees in Algebra and Programming( 17th : 1992 : Rennes,France ) ED - Colloquium on Trees in Algebra and Programming 17th TI - CAAP : proceedings U1 - 5.10151 PY - 1992/// CY - Berlin PB - Springer Verlag KW - Computer programming ER -