TY - RPRT TI - First correction to the nonrelativistic Compton cross section in the impulse approximation. AU - P Holm AU - R Ribberfors PY - 1989 DO - 10.1103/physreva.40.6251 UR - https://pubmed.ncbi.nlm.nih.gov/9902015/ ID - 9902015 ER -