BibTeX

@ARTICLE{ Bennett96igpl,
     author = {Bennett, B.},
     title = {Modal Logics for Qualitative Spatial Reasoning},
     journal = {Bulletin of the Interest Group in Pure and Applied Logic (IGPL)},
     year = {1996},
     volume = {4},
     pages = {23--45},
     number = {1},
     note = {WWW address \url{ftp://ftp.mpi-sb.mpg.de/pub/igpl/Journal/V4-1/index.html}},
     leeds_file = {IGPL.pdf},
     webref = {96b}
}