Bora, Niranjan, Bharati Borgohain Bharati Borgohain, and Barnali Sharma. “Linearizations of Cubic Two-Parameter Eigenvalue Problems and Its Vector Space”. Contemporary Mathematics 5, no. 1 (March 8, 2024): 930–948. Accessed July 3, 2024. https://ojs.wiserpub.com/index.php/CM/article/view/3287.