Horvat Adam Matija,Sarajlija Nikola (2026) On the Fractional Relaxation Equation With Scarpi Derivative, MATHEMATICAL METHODS IN THE APPLIED SCIENCES, vol. , br. , str. - (Article; Early Access) 

Sarajlija Nikola,Djordjevic Dragan S (2025) Completion Problem of Upper Triangular 3x3 OperatorMatrices on Arbitrary Banach Spaces, BULLETIN OF THE IRANIAN MATHEMATICAL SOCIETY, vol. 51, br. 6, str. - (Article) 

Sarajlija Nikola (2024) Upper Triangular Operator Matrices and Stability of Their Various Spectra, RESULTS IN MATHEMATICS, vol. 79, br. 4, str. - (Article) 

Sarajlija Nikola (2023) Invertibility properties of operator matrices on Hilbert spaces, ADVANCES IN OPERATOR THEORY, vol. 8, br. 3, str. - (Article) 

Sarajlija Nikola (2023) Perturbing the spectrum of operator T-n(d)(A), REVISTA DE LA REAL ACADEMIA DE CIENCIAS EXACTAS FISICAS Y NATURALES SERIE A-MATEMATICAS, vol. 117, br. 1, str. - (Article) 

Sarajlija Nikola (2022) Fredholmness and Weylness of Block Operator Matrices, FILOMAT, vol. 36, br. 8, str. 2507-2518 (Article)