TY - RPRT TI - Reverse Flow Engine Core Having a Ducted Fan with Integrated Secondary Flow Blades AU - Kisska, Michael K. AU - Princen, Norman H. AU - Kuehn, Mark S. AU - Cosentino, Gary B. PY - 2014 UR - https://ntrs.nasa.gov/citations/20150003215 ID - 20150003215 ER -