Midland main line strategy study.
W.S. Atkins Planning Consultants.
Steer Davies Gleave (Firm)
ECOTEC Research and Consulting Limited.
Derbyshire (England).County Council.
Leicestershire (England).County Council.
Northamptonshire (England).County Council.
Nottinghamshire (England).County Council.
Sheffield (England).County Council.
Matlock, Derbys. : Derbyshire County Council, Transport Department,
1990.