See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/256234035 Spectral Properties of Operator Pencils Generated by Elliptic Boundary Value Problems in a Cone Article in Functional Analysis and Its Applications · April 1988 DOI: 10.1007/BF01077601 CITATIONS 43 READS 8 2 authors, including: V. Kozlov Linköping University 182 PUBLICATIONS 1,901 CITATIONS SEE PROFILE All content following this page was uploaded by V. Kozlov on 25 September 2014. The user has requested enhancement of the downloaded file.