DIN EN 1013-4:2000 - Light transmitting profiled plastic sheeting for single skin roofing - Part 4: Specific requirements, test methods and performance of polycarbonate (PC) sheets; English version of DIN EN 1013-4 (Foreign Standard)
Erzurum'da Mevlid-I Nebi, Camiler Ve Din Görevlileri Haftasi Etkinligi - Erzurum