pid type title authors mentors source_title published_date url doi isbn issn eissn pmf:11803 dissertation "Struktura Cliffordove algebre pridružene reduktivnoj Liejevoj grupi" "Grizelj, Karmen" pmf:5784 dissertation "Fractal analysis of unbounded sets in Euclidean spaces and Lapidus zeta functions" "Radunović, Goran"