Articles | Volume 13, issue 1
Special issue:
AGORA: Ideas and Concepts
28 Oct 2013
AGORA: Ideas and Concepts |  | 28 Oct 2013

The "four-color issue" in ecology for considering ecosystem boundaries

H. Doi

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Cited articles

Appel, K. and Haken, W.: Every planar map is four colourable Part I. discharging, Illinois J. Math., 21, 429–490, 1977a.
Appel, K. and Haken, W.: Every planar map is four colourable Part II. discharging, Illinois J. Math., 21, 491–567, 1977b.
Ariew, R.: Ockham's razor: a historical and philosophical analysis of Ockham's principle of parsimony, Champaign-Urbana, University of Illinois, 1976.
Brosi, B. J., Armsworth, P. R., and Daily, G. C.: Optimal design of agricultural landscapes for pollination services, Conserv. Lett., 1, 27–36, 2008.
Chae, S. C., Horibe, Y., Jeong, D. Y., Rodana, S., Lee, N., and Chenong, S.-W.: Self-organization, condensation, and annihilation of topological vortices and antivortices in a multiferroic, P. Natl. Acad. Sci. USA, 107, 21366–21370, 2010.