TY - RPRT TI - Developing the Pulsed Fission-Fusion (PuFF) Engine AU - Adams, Robert B. AU - Cassibry, Jason AU - Bradley, David AU - Fabisinski, Leo AU - Statham, Geoffrey PY - 2014 UR - https://ntrs.nasa.gov/citations/20140012884 ID - 20140012884 ER -