@article{Groning:109073,
      title = {Interaction of Low-Energy Ions (Less-Than-10 Ev) with  Polymethylmethacrylate During Plasma Treatment},
      author = {Groning, P. and Kuttel, O. M. and Collaudcoen, M. and  Dietler, G. and Schlapbach, L.},
      journal = {Applied Surface Science},
      number = {1},
      volume = {89},
      pages = {83-91},
      year = {1995},
}