@proceedings{11104, author = {O. Bely}, title = {An evaluation of the exchange contribution in the scattering of electrons by positive ions}, year = {1966}, journal = {Proceedings of the Physical Society}, volume = {87}, pages = {1010-1011}, month = {1966-04}, issn = {0370-1328}, url = {http://iopscience.iop.org/0370-1328/87/4/123/}, doi = {10.1088/0370-1328/87/4/123}, }