@Electronic{1757215557, author="Kirsch, Marco S. and Zhang, Yiqi and Kremer, Mark and Maczewsky, Lukas J. and Ivanov, Sergey K. and Kartashov, Yaroslav V. and Torner, Lluis and Bauer, Dieter and Szameit, Alexander and Heinrich, Matthias", title="Data set for Nonlinear second-order photonic topological insulator: Experimental data : [research data]", year="2021", address="Rostock", note="Marco S. Kirsch, Yiqi Zhang, Mark Kremer, Lukas J. Maczewsky, Sergey K. Ivanov, Yaroslav V. Kartashov, Lluis Torner, Dieter Bauer, Alexander Szameit, Matthias Heinrich", doi="10.18453/rosdok_id00002977", url="http://purl.uni-rostock.de/rosdok/id00002977", url="https://doi.org/10.18453/rosdok_id00002977", language="English" }