Larsen, R. (2007). Improved damage assessment of parchment (IDAP): Assessment, data collection and sharing of knowledge. [s.l.]: European Commission, Directorate-General for Research, Directorate I--Environment.

Improved damage assessment of parchment (IDAP) : Assessment, data collection and sharing of knowledge / edited by René Larsen . — [s.l.] : European Commission, Directorate-General for Research, Directorate I--Environment, 2007. — 120 S.; Ill., graph. Darst; 30 cm. — (22838). — ISBN 9789279053788, 9279053787

Larsen, René. Improved Damage Assessment of Parchment (IDAP): Assessment, Data Collection and Sharing of Knowledge.[s.l.]: European Commission, Directorate-General for Research, Directorate I--Environment, 2007.