@article{discovery1418542,
          volume = {68},
            year = {2014},
           month = {March},
           title = {Ionization cross-sections for positron collisions with N2},
         journal = {European Physical Journal D},
            note = {This is an open access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.},
          author = {Laricchia, G and Cooke, DA and Murtagh, DJ},
        abstract = {The total and direct ionization cross-sections for positron impact on molecular nitrogen have been measured in the energy range from 5 eV to 850 eV. The results are compared with other experimental and theoretical determinations.},
             url = {http://dx.doi.org/10.1140/epjd/e2014-40784-4},
            issn = {1434-6060}
}