P. Hines and A. L. Martins, "TESTING THE BOUNDARIES OF LEAN SUPPLY CHAIN THINKING: OBSERVATIONS FROM THE LEGAL SECTOR", in 10th Int. Symp. on Logistics, Kulwant Pawar, Chandra Lalwani; José Crespo de Carvalho; Moreno Muffatto, Ed., Lisboa, 2005, pp. 185-192