1.
Ganievich RD. ON CALCULATION OF MULTIPLE EIGENVALUES OF THE LINEAR OPERATOR-FUNCTION BY REDUCTION PSEUDO-PERTURBATION METHODS. IIUMEJ [Internet]. 2013 Nov. 19 [cited 2023 Feb. 4];14(2). Available from: https://journals.iium.edu.my/ejournal/index.php/iiumej/article/view/438