G. . Brunori, A. . Rossi, and V. . Malandrin, “Co-producing Transition:Innovation Processes in Farms Adhering to Solidarity-based Purchase Groups (GAS) in Tuscany, Italy ”, Int. j. sociol. agric. food (Online), vol. 18, no. 1, pp. 28–53, Jan. 2011, doi: 10.48416/ijsaf.v18i1.257.