Marcus07c'

@article{DBLP:journals/interactions/Marcus07c,
  author    = {Aaron Marcus},
  title     = {Fun! fun! fun! in the user experience we just wanna have
               fun...don't we?},
  journal   = {Interactions},
  volume    = {14},
  number    = {4},
  year      = {2007},
  pages     = {48-},
  ee        = {http://doi.acm.org/10.1145/1273961.1273988},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}