Gastl, René: CIP in Environmental Management, an Abstract of Gastl, René: Kontinuierliche Verbesserung im Umweltmanagement, 2nd Ed, 2009, vdf, Zurich
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Karen J. Fryer, Jiju Antony et Alex Douglas, « Critical success factors of continuous improvement in the public sector: A literature review and some key findings », Total Quality Management, vol. 19, no 5, , p. 497-517 (lire en ligne)