Grbić, Tatjana Pseudo-integral of interval-valued functions and some limit properties. Štajner-Papuga, Ivana In: 2008. -- SISY 2008 : 6th International Symposium on Intelligent Systems and Informatics, Serbia, Subotica, 26.-27.9.2008. -- s.nestr.. -- 978-1-4244-2407-8.