Size and properties of the narrow-line region in Seyfert-1 galaxies from spatially-resolved optical spectroscopyN. Bennert, B. Jungwiert, S. Komossa, M. Haas and R. ChiniA&A, 459 1 (2006) 55-69DOI: https://doi.org/10.1051/0004-6361:20065477
