SKUČAITĖ, Agnė; ŠTIKONAS, Artūras. Investigation of the spectrum of the Sturm–Liouville problem with a nonlocal integral condition. Lietuvos matematikos rinkinys, [S. l.], v. 54, n. A, p. 67–72, 2013. DOI: 10.15388/LMR.A.2013.15. Disponível em: https://www.journals.vu.lt/LMR/article/view/14902.. Acesso em: 30 apr. 2024.