J Porter

THE ESTIMATION OF TRAFFIC FOR ROAD PAVEMENT DESIGN. THE PROCEEDINGS OF A SEMINAR HELD AT THE TRANSPORT AND ROAD RESEARCH LABORATORY, CROWTHORNE 23 MARCH, 1981

Wtf Austin, R C Moore, R R Addis, 1982 .

Highway research: sharing the benefits: proceedings of the Conference the United States Strategic Highway Research Program, organized by the Institution of Civil Engineers and held in London on 29-31 October 1990

J Porter, 1991 .

HIGHWAYS RESEARCH AT TRRL

J Porter, 1989 .

PAVEMENT EVALUATION TECHNOLOGIES ---SECOND NORTH AMERICAN CONFERENCE ON MANAGING PAVEMENTS, 2-6 NOVEMBER 1987, ROYAL YORK HOTEL, TORONTO, ONTARIO, CANADA

W R Hudson, J M Sime, Waheed Uddin, 1987 .

Energy for road transport in the United Kingdom

J W Fitchie, J Porter, 1977 .