1. A critical point approach to boundary value problems on the real line. (February 2018) Authors: Bohner, Martin; Caristi, Giuseppe; Heidarkhani, Shapour; Moradi, Shahin Journal: Applied mathematics letters Issue: Volume 76(2018) Page Start: 215 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗