pid type title authors mentors source_title published_date url doi isbn issn eissn gradst:1193 book "Potporne građevine i građevne jame" "Roje-Bonacci, Tanja" rgn:1665 "journal article" "Determination of internal shear strength parameters of geocomposite clay liners" "Kovačević Zelić, Biljana; Kovačić, Davorin; Znidarčić, Dobroslav"