%0 Journal Article %T Development and Implementation of the Simplified Midwest Guardrail System Stiffness Transition %A Lechtenberg, Karla A. %A Rosenbaugh, Scott K. %A Bielenberg, Robert W. %A Mongiardini, Mario %A Faller, Ronald K. %A de Albuquerque, Francisco Daniel Benicio %J Transportation Research Record %V 2309 %N 1 %P 81-93 %@ 0361-1981 %D 2012-01-01 %I SAGE Publications %~ DeepDyve