Klenke, R.A., Ring, I., Schwerdtner-Manez, Kathleen, Habighorst, R., Weiss, V., Wittmer, H., Gruber, B., Lampa, S. and Henle, K. (2013) Otters in Saxony: a story of successful conflict resolution. In: Human-wildlife conflicts in Europe. , ed. by Klenke, R.A., Ring, I., Kranz, A., Jepsen, N., Rauschmayer, F. and Henle, K.. Springer, Berlin, pp. 107-140. ISBN 978-3-540-34788-0

Mysiak, J., Schwerdtner-Manez, Kathleen and Ring, I (2013) Comparative analysis of the conflicts between carp pond farming and the protection of otters (Lutra lutra) in upper Lusatia and south Bothemia. In: Human-wildlife conflicts in Europe. , ed. by Klenke, R.A., Ring, I., Kranz, A., Jepsen, N., Rauschmayer, F. and Henle, K.. Springer, Berlin, pp. 141-182. ISBN 978-3-540-34788-0

Ring, I, Schwerdtner-Manez, Kathleen and Santos, R (2013) Development of policy instruments. In: Human-wildlife conflicts in Europe. , ed. by Klenke, R.A., Ring, I., Kranz, A., Jepsen, N., Rauschmayer, F. and Henle, K.. Springer, Berlin, pp. 305-322. ISBN 978-3-540-34788-0

Ring, I., Schwerdtner Manez, Kathleen and Santos, R. (2011) Development of policy instruments. In: Human - Wildlife Conflicts in Europe. , ed. by Klenke, R.A., Ring, I., Kranz, A., Jepsen, N., Rauschmayer, F. and Henle, K.. Springer, Berlin, Heidelberg, pp. 305-314. ISBN 978-3-540-34788-0