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@ARTICLE{,
     author = {Fernández-Madrigal, Juan-Antonio and Gonzalez-Jimenez, Javier and Galindo, Cipriano},
      title = {Abstraction and Multiple Abstraction in the Symbolic Modeling of the Environment of Mobile Robots (Research Summary)},
     series = {Lecture Notes in Artificial Intelligence},
     volume = {3607},
    chapter = {-},
       year = {2005},
  publisher = {Springer, Freksa, C., & Mark, D. M. (eds.)},
       note = {International Symposium on Abstraction, Reformulation, and Approximation},
       isbn = {978-3-540-31882-8},
        url = {http://www.springer.com/computer/theoretical+computer+science/book/978-3-540-27872-6},
        doi = {10.1007/11527862_32},
      pages = {358--359}
}