TY - RPRT TI - Simple and accurate method to evaluate tunneling splitting in polyatomic molecules. AU - Gennady V Mil'nikov AU - Kiyoshi Yagi AU - Tetsuya Taketsugu AU - Hiroki Nakamura AU - Kimihiko Hirao PY - 2004 DO - 10.1063/1.1647052 UR - https://pubmed.ncbi.nlm.nih.gov/15267369/ ID - 15267369 ER -