TY - RPRT TI - Reduced-order modeling of parameterized multi-group diffusion k-eigenvalue problems AU - German, Péter AU - Ragusa, Jean C. PY - 2019 DO - 10.1016/j.anucene.2019.05.049 UR - https://www.osti.gov/biblio/1801262 ID - 1801262 ER -