(1)
Jakob Schwabedal, F. .; Schwabedal, F. J. . The Spatial Planning Instrument Eigenentwicklung A Methodical Comparison of the Stipulations in the Regional Development Plans in Lower Saxony (Germany). RuR 2011, 69 (1), 17–28. https://doi.org/10.1007/s13147-010-0070-2.