Development plans Neunkirchen/Wiebelskirchen — Rotenberg simplified modification

Development plans and circles of the district town of Neunkirchen (Saarland):Development plan “Rotenberg simplified modification” of the district town of Neunkirchen, district Wiebelskirchen萨尔兰州（Saarland）诺因基兴（Neunkirchen）县区域城镇的发展规划与空间圈层结构：诺因基兴县维贝尔斯希尔琴（Wiebelskirchen）区的"罗滕贝格简化修改版"发展规划。