Alonso, W. (1964) Location Theory. In: J. Friedmann and A.W. Alonso (eds)
<PRE>
  Regional Development and Planning: A Reader, Cambridge Univ Press.
</PRE>
Anjoumani, A. (1981) Market-area analysis with a rectilinear network,
<PRE>
  Environment and Planning A, 13, 943-954.
</PRE>
Aoyagi, M. and A. Okabe (1992) Spatial competition of firms in a bounded
<PRE>
  two dimensional market, Regional Science and Urban Economics.
</PRE>
Banerji, A. and H.B. Fisher (1974) Hierachical location analysis for 
<PRE>
  integrated area planning in rural India, Papers of the Regional Science
  Association,33,177-194.
</PRE>
Barlow, G.W. (1974) Hexagonal territories, Animal Behaviour, 22,876-878
Beckman, M. (1971) Market share, distances, and potential, Regional Science.
<PRE>
  and Urban Economics, 1, 1-18.
</PRE>
Boggs, S.W. (1951) Delimitation of seaward areas under national juridiction
<PRE>
  American Journal of International Law, 45, 240-266.
</PRE>
Bogue, D.J. (1949) The Structure of the Metropolitan Community: A Study of
<PRE>
  Dominance and Subdominance, Ann Arbor: Horace M. Rackman School of
  Graduate Studies, University of Michigan.
</PRE>
Boots, B.N. 
<PRE>
   Some models of the random subdivision of space,
     Geographiska Annaler, 55B, pp34-48 (1973) 
   Delaunay triangles: an alternative approache to point 
     pattern analysis, Proc., Assoc. of American Geographers, 6,26-29(1974)
   Some observations on the structure of socioeconomic
     cellular networks, The Canadian Geographer, 19, pp107-120 (1975) 
   Patterns of urban settlement revisited, The Professional
     Geographer, 27, 426-431 (1975)
   Contact number properties in the study of cellular networks, Geographical
     Analysis, 9(4), 379-387 (1977)
   Weighting Thiessen polygons, Economic Geography, 56, 248-259.(1980)
   Point Pattern Analysis, Sage Scientific Geography Series, Vol.8
     Newbury Park, CA: Sage Publications
   Spatial arrangements or random Voronoi polygons, Computers and 
     Geosciences, 9, 351-365
</PRE>
Brassel, K.E. and D. Reif (1979) A procedure to generate Thiessen polygons,
<PRE>
  Geographical Analysis, 11, 289-303
</PRE>
Brown, G.S. (1965) Point density in stems per acre, New Zealand Forestry
<PRE>
  Service Research Notes, 38, 1-11
Buckley, P.A. and F.G. Buckley (1977)
Hexagonal packing of Royal Tern nests,
  The Auk, 94, 36-43
</PRE>
Callen, J.S. and G.E. Stephan (1975) Siwai-villages: Thiessen polygons and 
<PRE>
  the size-density hypothesis, Field Museum of Natural History, Solomon
  Island Studies in Human Biogeography, 4.
</PRE>
Carter, G.M., J.M. Chaiken and E. Ignall (1972) Response areas for two
<PRE>
  emergency units, Operations Research, 20, 571-594.
</PRE>
Chapman, G.P. (1970) The application of information theory to the analysis
<PRE>
  of population distributions in space, Economic Geography,46,317-331.
</PRE>
Chen, Z-T and J.A. Guevara (1987) Systematic selection of very important
<PRE>
  points (VIP) from digital terrain model for constructing triangular
  irregular networks, Proc. of Auto-Carto, 8, 50-56.
</PRE>



<SCRIPT language="Javascript">
<!--

// FILE ARCHIVED ON 19990221222501 AND RETRIEVED FROM THE
// INTERNET ARCHIVE ON 20020629211718.
// JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE.
// ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
// SECTION 108(a)(3)).

   var sWayBackCGI = "http://web.archive.org/web/19990221222501/";

   function xLateUrl(aCollection, sProp) {
      var i = 0;
      for(i = 0; i < aCollection.length; i++)
         if (aCollection[i][sProp].indexOf("mailto:") == -1 &&
             aCollection[i][sProp].indexOf("javascript:") == -1)
            aCollection[i][sProp] = sWayBackCGI + aCollection[i][sProp];
   }

   if (document.links)  xLateUrl(document.links, "href");
   if (document.images) xLateUrl(document.images, "src");
   if (document.embeds) xLateUrl(document.embeds, "src");

   if (document.body && document.body.background)
      document.body.background = sWayBackCGI + document.body.background;

//-->
</SCRIPT>