TY - BOOK AU - Madsen O Lehrmann ED - European Conference on Object Oriented Programming( 6th : 1992 : Utrecht ) ED - European Conference on Object Oriented Programming 6th TI - ECOOP : proceedings SN - 0-387-55668-0 U1 - 5.117 PY - 1992/// CY - Berlin PB - Springer Verlag KW - Computer science KW - Object oriented programming ER -