author = { BANIK, GERHARD },

title = { Discoloration of Green Copper Pigments in Manuscripts and Works of Graphic Art },

publisher = {Walter de Gruyter GmbH},

isbn = {0034-5806},

isbn = {1865-8431},

keywords = { General Materials Science , Media Technology , Conservation },

year = {1989},

url = { http://slubdd.de/katalog?TN_libero_mab2 }