@misc{indiciae990f5bfbb0c6, title = {Above-threshold ionization in helium.}, author = {PH Bucksbaum and M Bashkansky and DW Schumacher}, year = {1988}, doi = {10.1103/physreva.37.3615}, url = {https://pubmed.ncbi.nlm.nih.gov/9900120/}, note = {Source identifier: 9900120} }