ITAST (Iranian Textile Association of Science and Technology) Journal of Textiles and Polymers 2322-5203 1 2 2013 06 01 Colorimetric and spectral properties of natural colorants used in handmade traditional Persian carpets 98 104 78173 EN Mansoureh Ghanbar Afjeh Sarvenaz Ghanean Firooz Mehrmazaheri Journal Article 2018 11 19 http://www.itast.ir/article_78173_c577a8ad9a901a78271a2d0b1a27a9a0.pdf