1. An estimate on the non‐real spectrum of a singular indefinite Sturm‐Liouville operator. Issue 1 (15th March 2018) Authors: Behrndt, Jussi; Gsell, Bernhard; Schmitz, Philipp; Trunk, Carsten Journal: Proceedings in applied mathematics and mechanics Issue: Volume 17:Issue 1(2017) Page Start: 859 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗