Pigozne, I. On the grey colour and its meaning in Latvian folklore texts and the traditional clothing. 33, 114-126. Recuperado de https://www.scopus.com/inward/record.uri?eid=2-s2.0-85029908931&partnerID=40&md5=e0a74452842352b39c72112ef71f985d I. Pigozne