ДЕНИСЮК, В.; ТЕРЕЩУК, Г. Trigonometric splines in problems of constructing approximate solutions of the first boundary value problems for ordinary differential equations of second order. Proceedings of National Aviation University (archive), [S. l.], v. 39, n. 2, p. 169–172, 2009. DOI: 10.18372/2306-1472.39.1734. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/1734. Acesso em: 25 apr. 2026.