Zeneli, Gazmend; Mathey, Juliane; Stutzriemer, Sylke; Roch, Isolde
Black Triangle turns green: Ecological conversion processes in the German-Polish-Czech mining and industrial region
(2008)
In: Shkenca ne sherbim te shoqerise shqiptare. Libri i permbledhjeve. Takimi i trete vjetor i Institutit Alb-Shkenca ""IASH 2008"". Tirane : Instituti Alb-Shkenca, 2008, S.220
