Transportation and the urban environment, traffic in the centers of large cities : a joint report of the U.S./U.S.S.R. Urban Transportation Team under the Agreement on Cooperation in the Field of Environmental Protection
[U.S. Department of Housing and Urban Development, State Committee on Civil Engineering and Architecture of the U.S.S.R. (Gosstroy), Central Scientific Research and Design Institute on Urban Development (Gosgrazhdanstroy)]