ASHYRALYEV, Allaberen; ASHYRALYYEV, Charyyar. On the problem of determining the parameter of an elliptic equation in a Banach space. Nonlinear Analysis: Modelling and Control, [S. l.], v. 19, n. 3, p. 350–366, 2014. DOI: 10.15388/NA.2014.3.3. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/13640.. Acesso em: 29 jul. 2024.