1. Radio Remote Control of Cranes and other Contactor Controlled Machines;Rowley;Electrical Supervisor,1969
2. Cranes in Need of Change;Baker;Engineering,1971
3. Factors Affecting the Stresses in Crane and Gantry Girders;McCulloch,1964
4. Closed-loop Time Optimal Control of a Suspended Load: A Design Study;Beeston,1969