1. Essential spectra of operator matrices and applications. (19th June 2013) Authors: Charfi, Salma; Jeribi, Aref; Moalla, Rihab Journal: Mathematical methods in the applied sciences Issue: Volume 37:Number 4(2014:Mar. 15) Page Start: 597 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗