Journal of Intelligent and Robotic Systems 4 (1991) Contents of Volume 4 Volume4 No.1 March 1991 H. M. STELLAKIS and K. P. VALAVANIS / Fuzzy Logic-Based Formulation of the Organizer of Intelligent Robotic Systems DAVID BEN-ARIEH and ODED MAIMON / Multiple Robot Programming Using a Concurrent Logic Language D. M. DAWSON, Z. QU, J. F. DORSEY, and F. L. LEWIS / On the Learning Control of a Robot Manipulator VIVEK V. BADAMI, PAUL NIELSEN, and JAMES B. COMLY / An Intelligent Controller for Process Automation MADAN G. SINGH and KHALIL HINDI / A Multilevel Multilayer Framework for Manufacturing Control Book Review: Y. Kodratoff: Introduction to Machine Learning (A. FAMILI) Calendar of Events Volume4 No.2 June 199] JULIA E. HODGES, JOSE L. CORDOVA, WILLIAM H. GRAVES, and CHARLES R. TALOR / An Expert System for the Recommendation of Visual Aids GRANTHAM K. H. PANG / A Framework for Intelligent Control TANNEGUY REDARCE, YVES LUCAS, MAURICE BETEMPS, and ALAIN JUTARD / CAD Off-Line Programming for Industrial Machine Vision K. P. VALAVANIS, C. A. JACOBSON, and B. H. GOLD / Integration Control and Failure Detection with Application to the Robot Payload Variation Problem ODED MAIMON, ELI PROFETA, and SIGMOND SINGER / Energy Analysis of Robot Task Motions Calendar of Events JOURNAL OF INTELLIGENT AND ROBOTIC SYSTEMS Volume 4 No.3 September 199] G. WOHLKE and TH. BRAUN / An Action-Based Process Model for Dextrous Multifinger Hands GERHARD WERLING /P lanning of Sensing Tasks in an Assembly Environment LJUBOMIR T. GRUJIC and ZORAN R. NOVAKOVIC / Robot Control: Tracking with the Required Settling Time KEIGO WATANABE, TOSHIO FUKUDA, and SPYROS G. TZAFESTAS / An Iterative Learning Control Scheme Using the Weighted Least-Squares Method B. J. PETTERSON and R. D. ROBINETT / Model-Based Damping of Coupled Horizontal and Vertical Oscillations in a Flexible Rod Calendar of Events Volume4 No.4 December 199] Publisher’s Note YUVAL LIROV and ON-CHING YUE / Expert Maintenance Systems in Telecom- munication Networks PHILIPPE C. DUCHASTEL / Tutorial Design for an Advisor System NIKOLAOS G. BOURBAKIS / Real-Time Path Planning of Autonomous Robots in a Two-Dimensional Unknown Dynamic Navigation Environment XIAOPING YUN / Modeling and Control of Two Constrained Manipulators STEFAN SURKA and KIMON P. VALAVANIS / A Cellular Automata Model for Edge Relaxation P. ANDRE, M. C. HADDAD, and C. MORLEC / Application of Uniform Cubic B-spline Curves to Machine-Tool Control Calendar of Events Information for Authors Name Index to Volume 4 Key Word Index to Volume 4