TI  - Trigonometric based B-spline method for singularly perturbed sobolev problems with initial layers
AU  - CHERU, S.L.
AU  - DURESSA, G.F.
AU  - MEKONNEN, T.B.
SO  - Sigma Journal of Engineering and Natural Sciences 2025;43:1967-1981.
DO  - 10.14744/sigma.2025.1928