Lennard F, Eastop D, Ye CC, Dulieu-Barton JM, Chambers AR, Khennouf D (2008). "Progress in strain monitoring of tapestries". ICOM Committee for Conservation(PDF) (Report). Vol. II. pp. 843–848. Archived from the original(PDF) on 2011-08-07.
Lennard F, Eastop D, Ye CC, Dulieu-Barton JM, Chambers AR, Khennouf D (2008). "Progress in strain monitoring of tapestries". ICOM Committee for Conservation(PDF) (Report). Vol. II. pp. 843–848. Archived from the original(PDF) on 2011-08-07.