TY  - RPRT
TI  - Natural transition orbitals for complex two-component excited state calculations
AU  - Kasper, Joseph M.
AU  - Li, Xiaosong
PY  - 2020
DO  - 10.1002/jcc.26196
UR  - https://www.osti.gov/biblio/1801731
ID  - 1801731
ER  -