Cazals, Catherine, Florens, Jean-Pierre and Roy, Bernard (2001) An Analysis of Some Specific Cost Drivers in the Delivrey Activity. In: Future Direction in Postal Reform Crew, Michael A. and Kleindorfer, Paul R. (eds.) Springer. Series “Topics in Regulatory Economics and Policy” pp. 197-211. ISBN 978-1-4615-1671-2

Cremer, Helmuth, De Donder, Philippe, Florens, Jean-Pierre, Grimaud, André and Rodriguez, Frank (2001) Uniform Pricing and Postal Market Liberalization. In: Future Direction in Postal Reform Crew, Michael A. and Kleindorfer, Paul R. (eds.) Springer. Series “Topics in Regulatory Economics and Policy” pp. 141-163. ISBN 978-1-4615-1671-2

Florens, Jean-Pierre, Marcy, Sarah and De Rycke, Marc (2001) Mail Use by Firms. In: Future Direction in Postal Reform Springer. Series “Topics in Regulatory Economics and Policy” pp. 213-232. ISBN 978-0-7923-7274-5