United States. Federal Railroad Administration. Office of Research and Development & Heller, R. (1977). Analog and digital computer simulation of Coulomb friction. Dept. of Transporation, Federal Railroad Administration, Office of Research and Development.
Chicago Style (17th ed.) CitationUnited States. Federal Railroad Administration. Office of Research and Development and R. Heller. Analog and Digital Computer Simulation of Coulomb Friction. Washington: Dept. of Transporation, Federal Railroad Administration, Office of Research and Development, 1977.
MLA (9th ed.) CitationUnited States. Federal Railroad Administration. Office of Research and Development and R. Heller. Analog and Digital Computer Simulation of Coulomb Friction. Dept. of Transporation, Federal Railroad Administration, Office of Research and Development, 1977.