TY - RPRT TI - Analytic Energy Gradients for the Driven Similarity Renormalization Group Multireference Second-Order Perturbation Theory AU - Wang, Shuhe AU - Li, Chenyang AU - Evangelista, Francesco A. PY - 2021 DO - 10.1021/acs.jctc.1c00980 UR - https://www.osti.gov/biblio/1977914 ID - 1977914 ER -