ELNAGGAR, A., G. A. Dumont, and A. L. ELSHAFEI, "ADAPTIVE-CONTROL WITH DIRECT DELAY ESTIMATION", CONTROL SYSTEMS 92 - DREAM VS. REALITY : MODERN PROCESS CONTROL IN THE PULP AND PAPER INDUSTRY: CANADIAN PULP & PAPER ASSOC, TECH SECT; SVENSKA PAPERS CELLULOSAINGENIORSFORENINGEN; SUOMEN PAPERI INSINOORIEN YHDISTYS RY; INT FEDERAT AUTOMAT CONTROL, pp. 13-17, 1992.