TY - JOUR T1 - A Superposition Operator for the Refinement of Algebraic Models JO - Electronic Notes in Theoretical Computer Science VL - 40 IS - SP - 269 EP - 287 PY - 2001/3 T2 - MFCSIT2000, The First Irish Conference on the Mathematical Foundations of Computer Science and Information Technology AU - Pahl, Claus SN - 1571-0661 M3 - doi: DOI: 10.1016/S1571-0661(05)80055-6 UR - http://www.sciencedirect.com/science/article/B75H1-4G7MXPK-Y/2/7da4204b8c4057baf686a18c58ec0a4b ER -