@Article{njp08-ruder,
  author = {Ruder, H. and Weiskopf, D. and Nollert, H.-P. and Müller, T.},
  title  = {{How Computers Can Help Us in Creating an Intuitive Access to Relativity}},
  year   = {2008},
  pages  = {125014 (22pp)},
  journal = {New Journal of Physics},
  volume = {10}
}