pid type title authors mentors source_title published_date url doi isbn issn eissn pmf:6335 "journal article" "Inverse photoemission from electronic surface states: Intensity, angular, and polarization dependence" "Trninić-Radja, B.; Šunjić, Marijan" pmf:6325 "journal article" "Image-potential states on dielectric-covered metal surfaces: Variational versus numerical approach" "Trninić-Radja, B.; Šunjić, Marijan; Lenac, Z."