Authors: Guy Theraulaz; Eric Bonabeau; Stamatios C Nicolis; Ricard V Solé; Vincent Fourcassié; Stéphane Blanco; Richard Fournier; Jean-Louis Joly; Pau Fernández; Anne Grimal; Patrice Dalle; Jean-Louis Deneubourg Journal: Proc Natl Acad Sci U S A Date: 2002-07-11 Impact factor: 11.205