TY - RPRT TI - Atomic forces from Dirac-Kohn-Sham equations: Implementation in flexible (APW+lo/LAPW)+LO basis set AU - Kutepov, Andrey L. PY - 2021 DO - 10.1088/1361-648x/abf384 UR - https://www.osti.gov/biblio/1773132 ID - 1773132 ER -