TY - RPRT TI - Re-evaluation of an Optimized Second Order Backward Difference (BDF2OPT) Scheme for Unsteady Flow Applications AU - Vatsa, Veer N. AU - Carpenter, Mark H. AU - Lockard, David P. PY - 2009 UR - https://ntrs.nasa.gov/citations/20100002944 ID - 20100002944 ER -