TY - RPRT TI - Valence photoelectron diffraction and direct-transition effects. AU - GS Herman AU - TT Tran AU - K Higashiyama AU - CS Fadley PY - 1992 DO - 10.1103/physrevlett.68.1204 UR - https://pubmed.ncbi.nlm.nih.gov/10046106/ ID - 10046106 ER -